• https://repositorio.utn.edu.ec/handle/123456789/13064
• https://repositorio.utn.edu.ec/handle/123456789/6829
• https://repositorio.utn.edu.ec/handle/123456789/13853
• https://repositorio.utn.edu.ec/handle/123456789/9387
• https://repositorio.utn.edu.ec/handle/123456789/690
• https://repositorio.utn.edu.ec/handle/123456789/1168
• https://repositorio.utn.edu.ec/handle/123456789/16340
• https://repositorio.utn.edu.ec/handle/123456789/13709
• https://repositorio.utn.edu.ec/handle/123456789/15393
• https://repositorio.utn.edu.ec/handle/123456789/11425
• https://repositorio.utn.edu.ec/handle/123456789/3474
• https://repositorio.utn.edu.ec/handle/123456789/8987
• https://repositorio.utn.edu.ec/handle/123456789/11701
• https://repositorio.utn.edu.ec/handle/123456789/15081
• https://repositorio.utn.edu.ec/handle/123456789/8554
• https://repositorio.utn.edu.ec/handle/123456789/14607
• https://repositorio.utn.edu.ec/handle/123456789/10144
• https://repositorio.utn.edu.ec/handle/123456789/7134
• https://repositorio.utn.edu.ec/handle/123456789/5089
• https://repositorio.utn.edu.ec/handle/123456789/14769
• https://repositorio.utn.edu.ec/handle/123456789/2149
• https://repositorio.utn.edu.ec/handle/123456789/6880
• https://repositorio.utn.edu.ec/handle/123456789/12715
• https://repositorio.utn.edu.ec/handle/123456789/4272
• https://repositorio.utn.edu.ec/handle/123456789/7606
• https://repositorio.utn.edu.ec/handle/123456789/6357
• https://repositorio.utn.edu.ec/handle/123456789/14252
• https://repositorio.utn.edu.ec/handle/123456789/7750
• https://repositorio.utn.edu.ec/handle/123456789/12093
• https://repositorio.utn.edu.ec/handle/123456789/13426
• https://repositorio.utn.edu.ec/handle/123456789/1725
• https://repositorio.utn.edu.ec/handle/123456789/14894
• https://repositorio.utn.edu.ec/handle/123456789/318
• https://repositorio.utn.edu.ec/handle/123456789/1871
• https://repositorio.utn.edu.ec/handle/123456789/14223
• https://repositorio.utn.edu.ec/handle/123456789/11144
• https://repositorio.utn.edu.ec/handle/123456789/14928
• https://repositorio.utn.edu.ec/handle/123456789/12119
• https://repositorio.utn.edu.ec/handle/123456789/14485
• https://repositorio.utn.edu.ec/handle/123456789/6561
• https://repositorio.utn.edu.ec/handle/123456789/7058
• https://repositorio.utn.edu.ec/handle/123456789/15813
• https://repositorio.utn.edu.ec/handle/123456789/4704
• https://repositorio.utn.edu.ec/handle/123456789/3958
• https://repositorio.utn.edu.ec/handle/123456789/1708
• https://repositorio.utn.edu.ec/handle/123456789/11098
• https://repositorio.utn.edu.ec/handle/123456789/4273
• https://repositorio.utn.edu.ec/handle/123456789/695
• https://repositorio.utn.edu.ec/handle/123456789/5795
• https://repositorio.utn.edu.ec/handle/123456789/14481
• https://repositorio.utn.edu.ec/handle/123456789/6857
• https://repositorio.utn.edu.ec/handle/123456789/2099
• https://repositorio.utn.edu.ec/handle/123456789/7149
• https://repositorio.utn.edu.ec/handle/123456789/13485
• https://repositorio.utn.edu.ec/handle/123456789/641
• https://repositorio.utn.edu.ec/handle/123456789/8346
• https://repositorio.utn.edu.ec/handle/123456789/8827
• https://repositorio.utn.edu.ec/handle/123456789/14189
• https://repositorio.utn.edu.ec/handle/123456789/12240
• https://repositorio.utn.edu.ec/handle/123456789/11174
• https://repositorio.utn.edu.ec/handle/123456789/13982
• https://repositorio.utn.edu.ec/handle/123456789/3694
• https://repositorio.utn.edu.ec/handle/123456789/3372
• https://repositorio.utn.edu.ec/handle/123456789/206
• https://repositorio.utn.edu.ec/handle/123456789/2303
• https://repositorio.utn.edu.ec/handle/123456789/16705
• https://repositorio.utn.edu.ec/handle/123456789/15363
• https://repositorio.utn.edu.ec/handle/123456789/5020
• https://repositorio.utn.edu.ec/handle/123456789/3550
• https://repositorio.utn.edu.ec/handle/123456789/11447
• https://repositorio.utn.edu.ec/handle/123456789/1836
• https://repositorio.utn.edu.ec/handle/123456789/7029
• https://repositorio.utn.edu.ec/handle/123456789/8541
• https://repositorio.utn.edu.ec/handle/123456789/640
• https://repositorio.utn.edu.ec/handle/123456789/14979
• https://repositorio.utn.edu.ec/handle/123456789/8537
• https://repositorio.utn.edu.ec/handle/123456789/13841
• https://repositorio.utn.edu.ec/handle/123456789/8137
• https://repositorio.utn.edu.ec/handle/123456789/10703
• https://repositorio.utn.edu.ec/handle/123456789/9821
• https://repositorio.utn.edu.ec/handle/123456789/10959
• https://repositorio.utn.edu.ec/handle/123456789/11937
• https://repositorio.utn.edu.ec/handle/123456789/5277
• https://repositorio.utn.edu.ec/handle/123456789/841
• https://repositorio.utn.edu.ec/handle/123456789/13162
• https://repositorio.utn.edu.ec/handle/123456789/1603
• https://repositorio.utn.edu.ec/handle/123456789/4147
• https://repositorio.utn.edu.ec/handle/123456789/9762
• https://repositorio.utn.edu.ec/handle/123456789/8368
• https://repositorio.utn.edu.ec/handle/123456789/11770
• https://repositorio.utn.edu.ec/handle/123456789/7120
• https://repositorio.utn.edu.ec/handle/123456789/4770
• https://repositorio.utn.edu.ec/handle/123456789/8913
• https://repositorio.utn.edu.ec/handle/123456789/17048
• https://repositorio.utn.edu.ec/handle/123456789/2473
• https://repositorio.utn.edu.ec/handle/123456789/2113
• https://repositorio.utn.edu.ec/handle/123456789/16905
• https://repositorio.utn.edu.ec/handle/123456789/13480
• https://repositorio.utn.edu.ec/handle/123456789/5419
• https://repositorio.utn.edu.ec/handle/123456789/10753
• https://repositorio.utn.edu.ec/handle/123456789/12116
• https://repositorio.utn.edu.ec/handle/123456789/467
• https://repositorio.utn.edu.ec/handle/123456789/5341
• https://repositorio.utn.edu.ec/handle/123456789/10097
• https://repositorio.utn.edu.ec/handle/123456789/8344
• https://repositorio.utn.edu.ec/handle/123456789/5938
• https://repositorio.utn.edu.ec/handle/123456789/4815
• https://repositorio.utn.edu.ec/handle/123456789/6067
• https://repositorio.utn.edu.ec/handle/123456789/4244
• https://repositorio.utn.edu.ec/handle/123456789/10744
• https://repositorio.utn.edu.ec/handle/123456789/14122
• https://repositorio.utn.edu.ec/handle/123456789/3896
• https://repositorio.utn.edu.ec/handle/123456789/16978
• https://repositorio.utn.edu.ec/handle/123456789/13586
• https://repositorio.utn.edu.ec/handle/123456789/663
• https://repositorio.utn.edu.ec/handle/123456789/4452
• https://repositorio.utn.edu.ec/handle/123456789/15806
• https://repositorio.utn.edu.ec/handle/123456789/12668
• https://repositorio.utn.edu.ec/handle/123456789/8041
• https://repositorio.utn.edu.ec/handle/123456789/9464
• https://repositorio.utn.edu.ec/handle/123456789/10454
• https://repositorio.utn.edu.ec/handle/123456789/15370
• https://repositorio.utn.edu.ec/handle/123456789/981
• https://repositorio.utn.edu.ec/handle/123456789/6955
• https://repositorio.utn.edu.ec/handle/123456789/12483
• https://repositorio.utn.edu.ec/handle/123456789/3808
• https://repositorio.utn.edu.ec/handle/123456789/16794
• https://repositorio.utn.edu.ec/handle/123456789/10019
• https://repositorio.utn.edu.ec/handle/123456789/4994
• https://repositorio.utn.edu.ec/handle/123456789/9662
• https://repositorio.utn.edu.ec/handle/123456789/915
• https://repositorio.utn.edu.ec/handle/123456789/15248
• https://repositorio.utn.edu.ec/handle/123456789/13053
• https://repositorio.utn.edu.ec/handle/123456789/3500
• https://repositorio.utn.edu.ec/handle/123456789/15496
• https://repositorio.utn.edu.ec/handle/123456789/13491
• https://repositorio.utn.edu.ec/handle/123456789/10818
• https://repositorio.utn.edu.ec/handle/123456789/16397
• https://repositorio.utn.edu.ec/handle/123456789/9959
• https://repositorio.utn.edu.ec/handle/123456789/16325
• https://repositorio.utn.edu.ec/handle/123456789/485
• https://repositorio.utn.edu.ec/handle/123456789/13622
• https://repositorio.utn.edu.ec/handle/123456789/2470
• https://repositorio.utn.edu.ec/handle/123456789/826
• https://repositorio.utn.edu.ec/handle/123456789/4141
• https://repositorio.utn.edu.ec/handle/123456789/13868
• https://repositorio.utn.edu.ec/handle/123456789/5608
• https://repositorio.utn.edu.ec/handle/123456789/3787
• https://repositorio.utn.edu.ec/handle/123456789/1388
• https://repositorio.utn.edu.ec/handle/123456789/10109
• https://repositorio.utn.edu.ec/handle/123456789/8580
• https://repositorio.utn.edu.ec/handle/123456789/12537
• https://repositorio.utn.edu.ec/handle/123456789/4643
• https://repositorio.utn.edu.ec/handle/123456789/2274
• https://repositorio.utn.edu.ec/handle/123456789/10870
• https://repositorio.utn.edu.ec/handle/123456789/2572
• https://repositorio.utn.edu.ec/handle/123456789/15475
• https://repositorio.utn.edu.ec/handle/123456789/14228
• https://repositorio.utn.edu.ec/handle/123456789/6422
• https://repositorio.utn.edu.ec/handle/123456789/1966
• https://repositorio.utn.edu.ec/handle/123456789/15292
• https://repositorio.utn.edu.ec/handle/123456789/13651
• https://repositorio.utn.edu.ec/handle/123456789/4601
• https://repositorio.utn.edu.ec/handle/123456789/2552
• https://repositorio.utn.edu.ec/handle/123456789/6563
• https://repositorio.utn.edu.ec/handle/123456789/15875
• https://repositorio.utn.edu.ec/handle/123456789/16787
• https://repositorio.utn.edu.ec/handle/123456789/1517
• https://repositorio.utn.edu.ec/handle/123456789/14447
• https://repositorio.utn.edu.ec/handle/123456789/5045
• https://repositorio.utn.edu.ec/handle/123456789/4952
• https://repositorio.utn.edu.ec/handle/123456789/3993
• https://repositorio.utn.edu.ec/handle/123456789/12493
• https://repositorio.utn.edu.ec/handle/123456789/6511
• https://repositorio.utn.edu.ec/handle/123456789/7678
• https://repositorio.utn.edu.ec/handle/123456789/1637
• https://repositorio.utn.edu.ec/handle/123456789/127
• https://repositorio.utn.edu.ec/handle/123456789/16088
• https://repositorio.utn.edu.ec/handle/123456789/13214
• https://repositorio.utn.edu.ec/handle/123456789/16463
• https://repositorio.utn.edu.ec/handle/123456789/11767
• https://repositorio.utn.edu.ec/handle/123456789/10246
• https://repositorio.utn.edu.ec/handle/123456789/10831
• https://repositorio.utn.edu.ec/handle/123456789/2695
• https://repositorio.utn.edu.ec/handle/123456789/5106
• https://repositorio.utn.edu.ec/handle/123456789/7334
• https://repositorio.utn.edu.ec/handle/123456789/13987
• https://repositorio.utn.edu.ec/handle/123456789/9132
• https://repositorio.utn.edu.ec/handle/123456789/15354
• https://repositorio.utn.edu.ec/handle/123456789/4859
• https://repositorio.utn.edu.ec/handle/123456789/1328
• https://repositorio.utn.edu.ec/handle/123456789/9459
• https://repositorio.utn.edu.ec/handle/123456789/2915
• https://repositorio.utn.edu.ec/handle/123456789/17057
• https://repositorio.utn.edu.ec/handle/123456789/357
• https://repositorio.utn.edu.ec/handle/123456789/11301
• https://repositorio.utn.edu.ec/handle/123456789/7401
• https://repositorio.utn.edu.ec/handle/123456789/7093
• https://repositorio.utn.edu.ec/handle/123456789/6187
• https://repositorio.utn.edu.ec/handle/123456789/611
• https://repositorio.utn.edu.ec/handle/123456789/13831
• https://repositorio.utn.edu.ec/handle/123456789/9087
• https://repositorio.utn.edu.ec/handle/123456789/4256
• https://repositorio.utn.edu.ec/handle/123456789/17012
• https://repositorio.utn.edu.ec/handle/123456789/15257
• https://repositorio.utn.edu.ec/handle/123456789/5174
• https://repositorio.utn.edu.ec/handle/123456789/7968
• https://repositorio.utn.edu.ec/handle/123456789/9151
• https://repositorio.utn.edu.ec/handle/123456789/15934
• https://repositorio.utn.edu.ec/handle/123456789/14407
• https://repositorio.utn.edu.ec/handle/123456789/13102
• https://repositorio.utn.edu.ec/handle/123456789/15471
• https://repositorio.utn.edu.ec/handle/123456789/3891
• https://repositorio.utn.edu.ec/handle/123456789/13418
• https://repositorio.utn.edu.ec/handle/123456789/10634
• https://repositorio.utn.edu.ec/handle/123456789/15338
• https://repositorio.utn.edu.ec/handle/123456789/5720
• https://repositorio.utn.edu.ec/handle/123456789/12235
• https://repositorio.utn.edu.ec/handle/123456789/2125
• https://repositorio.utn.edu.ec/handle/123456789/11844
• https://repositorio.utn.edu.ec/handle/123456789/2366
• https://repositorio.utn.edu.ec/handle/123456789/15181
• https://repositorio.utn.edu.ec/handle/123456789/4564
• https://repositorio.utn.edu.ec/handle/123456789/15980
• https://repositorio.utn.edu.ec/handle/123456789/2892
• https://repositorio.utn.edu.ec/handle/123456789/8534
• https://repositorio.utn.edu.ec/handle/123456789/4558
• https://repositorio.utn.edu.ec/handle/123456789/11153
• https://repositorio.utn.edu.ec/handle/123456789/172
• https://repositorio.utn.edu.ec/handle/123456789/8516
• https://repositorio.utn.edu.ec/handle/123456789/16593
• https://repositorio.utn.edu.ec/handle/123456789/4030
• https://repositorio.utn.edu.ec/handle/123456789/4338
• https://repositorio.utn.edu.ec/handle/123456789/13838
• https://repositorio.utn.edu.ec/handle/123456789/6935
• https://repositorio.utn.edu.ec/handle/123456789/3928
• https://repositorio.utn.edu.ec/handle/123456789/12662
• https://repositorio.utn.edu.ec/handle/123456789/9569
• https://repositorio.utn.edu.ec/handle/123456789/1703
• https://repositorio.utn.edu.ec/handle/123456789/8108
• https://repositorio.utn.edu.ec/handle/123456789/10625
• https://repositorio.utn.edu.ec/handle/123456789/1855
• https://repositorio.utn.edu.ec/handle/123456789/14186
• https://repositorio.utn.edu.ec/handle/123456789/1051
• https://repositorio.utn.edu.ec/handle/123456789/15621
• https://repositorio.utn.edu.ec/handle/123456789/12007
• https://repositorio.utn.edu.ec/handle/123456789/12370
• https://repositorio.utn.edu.ec/handle/123456789/1788
• https://repositorio.utn.edu.ec/handle/123456789/16244
• https://repositorio.utn.edu.ec/handle/123456789/11220
• https://repositorio.utn.edu.ec/handle/123456789/4015
• https://repositorio.utn.edu.ec/handle/123456789/10218
• https://repositorio.utn.edu.ec/handle/123456789/15369
• https://repositorio.utn.edu.ec/handle/123456789/14929
• https://repositorio.utn.edu.ec/handle/123456789/474
• https://repositorio.utn.edu.ec/handle/123456789/4504
• https://repositorio.utn.edu.ec/handle/123456789/6350
• https://repositorio.utn.edu.ec/handle/123456789/7166
• https://repositorio.utn.edu.ec/handle/123456789/6023
• https://repositorio.utn.edu.ec/handle/123456789/13396
• https://repositorio.utn.edu.ec/handle/123456789/11086
• https://repositorio.utn.edu.ec/handle/123456789/13501
• https://repositorio.utn.edu.ec/handle/123456789/4565
• https://repositorio.utn.edu.ec/handle/123456789/16470
• https://repositorio.utn.edu.ec/handle/123456789/1375
• https://repositorio.utn.edu.ec/handle/123456789/11385
• https://repositorio.utn.edu.ec/handle/123456789/4160
• https://repositorio.utn.edu.ec/handle/123456789/8876
• https://repositorio.utn.edu.ec/handle/123456789/1979
• https://repositorio.utn.edu.ec/handle/123456789/4653
• https://repositorio.utn.edu.ec/handle/123456789/7595
• https://repositorio.utn.edu.ec/handle/123456789/7943
• https://repositorio.utn.edu.ec/handle/123456789/7128
• https://repositorio.utn.edu.ec/handle/123456789/11202
• https://repositorio.utn.edu.ec/handle/123456789/3333
• https://repositorio.utn.edu.ec/handle/123456789/11024
• https://repositorio.utn.edu.ec/handle/123456789/1585
• https://repositorio.utn.edu.ec/handle/123456789/2680
• https://repositorio.utn.edu.ec/handle/123456789/8783
• https://repositorio.utn.edu.ec/handle/123456789/12146
• https://repositorio.utn.edu.ec/handle/123456789/16611
• https://repositorio.utn.edu.ec/handle/123456789/3063
• https://repositorio.utn.edu.ec/handle/123456789/10386
• https://repositorio.utn.edu.ec/handle/123456789/16699
• https://repositorio.utn.edu.ec/handle/123456789/8296
• https://repositorio.utn.edu.ec/handle/123456789/9739
• https://repositorio.utn.edu.ec/handle/123456789/7513
• https://repositorio.utn.edu.ec/handle/123456789/12150
• https://repositorio.utn.edu.ec/handle/123456789/13297
• https://repositorio.utn.edu.ec/handle/123456789/2876
• https://repositorio.utn.edu.ec/handle/123456789/10436
• https://repositorio.utn.edu.ec/handle/123456789/14829
• https://repositorio.utn.edu.ec/handle/123456789/3244
• https://repositorio.utn.edu.ec/handle/123456789/5623
• https://repositorio.utn.edu.ec/handle/123456789/10500
• https://repositorio.utn.edu.ec/handle/123456789/7650
• https://repositorio.utn.edu.ec/handle/123456789/14809
• https://repositorio.utn.edu.ec/handle/123456789/11630
• https://repositorio.utn.edu.ec/handle/123456789/12873
• https://repositorio.utn.edu.ec/handle/123456789/12681
• https://repositorio.utn.edu.ec/handle/123456789/6215
• https://repositorio.utn.edu.ec/handle/123456789/8134
• https://repositorio.utn.edu.ec/handle/123456789/5992
• https://repositorio.utn.edu.ec/handle/123456789/3307
• https://repositorio.utn.edu.ec/handle/123456789/3097
• https://repositorio.utn.edu.ec/handle/123456789/10539
• https://repositorio.utn.edu.ec/handle/123456789/8589
• https://repositorio.utn.edu.ec/handle/123456789/14857
• https://repositorio.utn.edu.ec/handle/123456789/5854
• https://repositorio.utn.edu.ec/handle/123456789/783
• https://repositorio.utn.edu.ec/handle/123456789/13885
• https://repositorio.utn.edu.ec/handle/123456789/10925
• https://repositorio.utn.edu.ec/handle/123456789/16233
• https://repositorio.utn.edu.ec/handle/123456789/9218
• https://repositorio.utn.edu.ec/handle/123456789/6774
• https://repositorio.utn.edu.ec/handle/123456789/3560
• https://repositorio.utn.edu.ec/handle/123456789/3684
• https://repositorio.utn.edu.ec/handle/123456789/11201
• https://repositorio.utn.edu.ec/handle/123456789/4304
• https://repositorio.utn.edu.ec/handle/123456789/4580
• https://repositorio.utn.edu.ec/handle/123456789/9536
• https://repositorio.utn.edu.ec/handle/123456789/16216
• https://repositorio.utn.edu.ec/handle/123456789/13094
• https://repositorio.utn.edu.ec/handle/123456789/15373
• https://repositorio.utn.edu.ec/handle/123456789/5536
• https://repositorio.utn.edu.ec/handle/123456789/14776
• https://repositorio.utn.edu.ec/handle/123456789/145
• https://repositorio.utn.edu.ec/handle/123456789/14854
• https://repositorio.utn.edu.ec/handle/123456789/5264
• https://repositorio.utn.edu.ec/handle/123456789/14526
• https://repositorio.utn.edu.ec/handle/123456789/3067
• https://repositorio.utn.edu.ec/handle/123456789/9212
• https://repositorio.utn.edu.ec/handle/123456789/3164
• https://repositorio.utn.edu.ec/handle/123456789/745
• https://repositorio.utn.edu.ec/handle/123456789/9430
• https://repositorio.utn.edu.ec/handle/123456789/4279
• https://repositorio.utn.edu.ec/handle/123456789/7827
• https://repositorio.utn.edu.ec/handle/123456789/8382
• https://repositorio.utn.edu.ec/handle/123456789/5684
• https://repositorio.utn.edu.ec/handle/123456789/15360
• https://repositorio.utn.edu.ec/handle/123456789/11763
• https://repositorio.utn.edu.ec/handle/123456789/12680
• https://repositorio.utn.edu.ec/handle/123456789/6343
• https://repositorio.utn.edu.ec/handle/123456789/3039
• https://repositorio.utn.edu.ec/handle/123456789/16857
• https://repositorio.utn.edu.ec/handle/123456789/15102
• https://repositorio.utn.edu.ec/handle/123456789/3888
• https://repositorio.utn.edu.ec/handle/123456789/571
• https://repositorio.utn.edu.ec/handle/123456789/6094
• https://repositorio.utn.edu.ec/handle/123456789/13573
• https://repositorio.utn.edu.ec/handle/123456789/1158
• https://repositorio.utn.edu.ec/handle/123456789/3098
• https://repositorio.utn.edu.ec/handle/123456789/12316
• https://repositorio.utn.edu.ec/handle/123456789/9354
• https://repositorio.utn.edu.ec/handle/123456789/6168
• https://repositorio.utn.edu.ec/handle/123456789/1666
• https://repositorio.utn.edu.ec/handle/123456789/6303
• https://repositorio.utn.edu.ec/handle/123456789/16256
• https://repositorio.utn.edu.ec/handle/123456789/1405
• https://repositorio.utn.edu.ec/handle/123456789/4542
• https://repositorio.utn.edu.ec/handle/123456789/9640
• https://repositorio.utn.edu.ec/handle/123456789/3058
• https://repositorio.utn.edu.ec/handle/123456789/814
• https://repositorio.utn.edu.ec/handle/123456789/12919
• https://repositorio.utn.edu.ec/handle/123456789/10922
• https://repositorio.utn.edu.ec/handle/123456789/3046
• https://repositorio.utn.edu.ec/handle/123456789/15761
• https://repositorio.utn.edu.ec/handle/123456789/1811
• https://repositorio.utn.edu.ec/handle/123456789/7098
• https://repositorio.utn.edu.ec/handle/123456789/7621
• https://repositorio.utn.edu.ec/handle/123456789/6090
• https://repositorio.utn.edu.ec/handle/123456789/6878
• https://repositorio.utn.edu.ec/handle/123456789/4045
• https://repositorio.utn.edu.ec/handle/123456789/7768
• https://repositorio.utn.edu.ec/handle/123456789/5483
• https://repositorio.utn.edu.ec/handle/123456789/12964
• https://repositorio.utn.edu.ec/handle/123456789/13779
• https://repositorio.utn.edu.ec/handle/123456789/12242
• https://repositorio.utn.edu.ec/handle/123456789/7729
• https://repositorio.utn.edu.ec/handle/123456789/2708
• https://repositorio.utn.edu.ec/handle/123456789/10120
• https://repositorio.utn.edu.ec/handle/123456789/12709
• https://repositorio.utn.edu.ec/handle/123456789/131
• https://repositorio.utn.edu.ec/handle/123456789/7920
• https://repositorio.utn.edu.ec/handle/123456789/14802
• https://repositorio.utn.edu.ec/handle/123456789/16620
• https://repositorio.utn.edu.ec/handle/123456789/6622
• https://repositorio.utn.edu.ec/handle/123456789/5270
• https://repositorio.utn.edu.ec/handle/123456789/16172
• https://repositorio.utn.edu.ec/handle/123456789/10928
• https://repositorio.utn.edu.ec/handle/123456789/5009
• https://repositorio.utn.edu.ec/handle/123456789/11946
• https://repositorio.utn.edu.ec/handle/123456789/1241