https://repositorio.upn.edu.pe/handle/11537/14246
https://repositorio.upn.edu.pe/handle/11537/14800
https://repositorio.upn.edu.pe/handle/11537/14379
https://repositorio.upn.edu.pe/handle/11537/13363
https://repositorio.upn.edu.pe/handle/11537/13591
https://repositorio.upn.edu.pe/handle/11537/14727
https://repositorio.upn.edu.pe/handle/11537/6294
https://repositorio.upn.edu.pe/handle/11537/14316
https://repositorio.upn.edu.pe/handle/11537/14296
https://repositorio.upn.edu.pe/handle/11537/14152
https://repositorio.upn.edu.pe/handle/11537/11380
https://repositorio.upn.edu.pe/handle/11537/14468
https://repositorio.upn.edu.pe/handle/11537/14759
https://repositorio.upn.edu.pe/handle/11537/14619
https://repositorio.upn.edu.pe/handle/11537/21051
https://repositorio.upn.edu.pe/handle/11537/14841
https://repositorio.upn.edu.pe/handle/11537/14645
https://repositorio.upn.edu.pe/handle/11537/15193
https://repositorio.upn.edu.pe/handle/11537/14493
https://repositorio.upn.edu.pe/handle/11537/13784
https://repositorio.upn.edu.pe/handle/11537/10945
https://repositorio.upn.edu.pe/handle/11537/14247
https://repositorio.upn.edu.pe/handle/11537/14239
https://repositorio.upn.edu.pe/handle/11537/14698
https://repositorio.upn.edu.pe/handle/11537/14382
https://repositorio.upn.edu.pe/handle/11537/14877
https://repositorio.upn.edu.pe/handle/11537/14905
https://repositorio.upn.edu.pe/handle/11537/14906
https://repositorio.upn.edu.pe/handle/11537/14564
https://repositorio.upn.edu.pe/handle/11537/14782
https://repositorio.upn.edu.pe/handle/11537/14884
https://repositorio.upn.edu.pe/handle/11537/14758
https://repositorio.upn.edu.pe/handle/11537/15221
https://repositorio.upn.edu.pe/handle/11537/14815
https://repositorio.upn.edu.pe/handle/11537/12335
https://repositorio.upn.edu.pe/handle/11537/15273
https://repositorio.upn.edu.pe/handle/11537/14682
https://repositorio.upn.edu.pe/handle/11537/14931
https://repositorio.upn.edu.pe/handle/11537/14936
https://repositorio.upn.edu.pe/handle/11537/14933
https://repositorio.upn.edu.pe/handle/11537/14822
https://repositorio.upn.edu.pe/handle/11537/11701
https://repositorio.upn.edu.pe/handle/11537/14829
https://repositorio.upn.edu.pe/handle/11537/14925
https://repositorio.upn.edu.pe/handle/11537/14832
https://repositorio.upn.edu.pe/handle/11537/14816
https://repositorio.upn.edu.pe/handle/11537/15224
https://repositorio.upn.edu.pe/handle/11537/15317
https://repositorio.upn.edu.pe/handle/11537/14902
https://repositorio.upn.edu.pe/handle/11537/14863
https://repositorio.upn.edu.pe/handle/11537/13867
https://repositorio.upn.edu.pe/handle/11537/14940
https://repositorio.upn.edu.pe/handle/11537/14937
https://repositorio.upn.edu.pe/handle/11537/14968
https://repositorio.upn.edu.pe/handle/11537/14938
https://repositorio.upn.edu.pe/handle/11537/14979
https://repositorio.upn.edu.pe/handle/11537/14969
https://repositorio.upn.edu.pe/handle/11537/14970
https://repositorio.upn.edu.pe/handle/11537/13353
https://repositorio.upn.edu.pe/handle/11537/15272
https://repositorio.upn.edu.pe/handle/11537/14558
https://repositorio.upn.edu.pe/handle/11537/14960
https://repositorio.upn.edu.pe/handle/11537/21228
https://repositorio.upn.edu.pe/handle/11537/21592
https://repositorio.upn.edu.pe/handle/11537/11643
https://repositorio.upn.edu.pe/handle/11537/10700
https://repositorio.upn.edu.pe/handle/11537/9989
https://repositorio.upn.edu.pe/handle/11537/11345
https://repositorio.upn.edu.pe/handle/11537/10119
https://repositorio.upn.edu.pe/handle/11537/11112
https://repositorio.upn.edu.pe/handle/11537/11190
https://repositorio.upn.edu.pe/handle/11537/9979
https://repositorio.upn.edu.pe/handle/11537/11411
https://repositorio.upn.edu.pe/handle/11537/11241
https://repositorio.upn.edu.pe/handle/11537/12810
https://repositorio.upn.edu.pe/handle/11537/10531
https://repositorio.upn.edu.pe/handle/11537/9863
https://repositorio.upn.edu.pe/handle/11537/1363
https://repositorio.upn.edu.pe/handle/11537/6481
https://repositorio.upn.edu.pe/handle/11537/9830
https://repositorio.upn.edu.pe/handle/11537/12605
https://repositorio.upn.edu.pe/handle/11537/13605
https://repositorio.upn.edu.pe/handle/11537/13585
https://repositorio.upn.edu.pe/handle/11537/14699
https://repositorio.upn.edu.pe/handle/11537/13371
https://repositorio.upn.edu.pe/handle/11537/6480
https://repositorio.upn.edu.pe/handle/11537/13727
https://repositorio.upn.edu.pe/handle/11537/12649
https://repositorio.upn.edu.pe/handle/11537/14315
https://repositorio.upn.edu.pe/handle/11537/13581
https://repositorio.upn.edu.pe/handle/11537/13360
https://repositorio.upn.edu.pe/handle/11537/12643
https://repositorio.upn.edu.pe/handle/11537/14149
https://repositorio.upn.edu.pe/handle/11537/14312
https://repositorio.upn.edu.pe/handle/11537/13965
https://repositorio.upn.edu.pe/handle/11537/14482
https://repositorio.upn.edu.pe/handle/11537/14245
https://repositorio.upn.edu.pe/handle/11537/14210
https://repositorio.upn.edu.pe/handle/11537/14565
https://repositorio.upn.edu.pe/handle/11537/14495
https://repositorio.upn.edu.pe/handle/11537/14486
https://repositorio.upn.edu.pe/handle/11537/14870
https://repositorio.upn.edu.pe/handle/11537/14293
https://repositorio.upn.edu.pe/handle/11537/14980
https://repositorio.upn.edu.pe/handle/11537/14956
https://repositorio.upn.edu.pe/handle/11537/15155
https://repositorio.upn.edu.pe/handle/11537/14471
https://repositorio.upn.edu.pe/handle/11537/14651
https://repositorio.upn.edu.pe/handle/11537/14217
https://repositorio.upn.edu.pe/handle/11537/14488
https://repositorio.upn.edu.pe/handle/11537/14250
https://repositorio.upn.edu.pe/handle/11537/14562
https://repositorio.upn.edu.pe/handle/11537/14762
https://repositorio.upn.edu.pe/handle/11537/14659
https://repositorio.upn.edu.pe/handle/11537/13595
https://repositorio.upn.edu.pe/handle/11537/14490
https://repositorio.upn.edu.pe/handle/11537/14602
https://repositorio.upn.edu.pe/handle/11537/14790
https://repositorio.upn.edu.pe/handle/11537/14566
https://repositorio.upn.edu.pe/handle/11537/14648
https://repositorio.upn.edu.pe/handle/11537/13372
https://repositorio.upn.edu.pe/handle/11537/14472
https://repositorio.upn.edu.pe/handle/11537/14738
https://repositorio.upn.edu.pe/handle/11537/14254
https://repositorio.upn.edu.pe/handle/11537/14487
https://repositorio.upn.edu.pe/handle/11537/14313
https://repositorio.upn.edu.pe/handle/11537/14685
https://repositorio.upn.edu.pe/handle/11537/12598
https://repositorio.upn.edu.pe/handle/11537/14729
https://repositorio.upn.edu.pe/handle/11537/14563
https://repositorio.upn.edu.pe/handle/11537/14771
https://repositorio.upn.edu.pe/handle/11537/14484
https://repositorio.upn.edu.pe/handle/11537/14744
https://repositorio.upn.edu.pe/handle/11537/14494
https://repositorio.upn.edu.pe/handle/11537/13365
https://repositorio.upn.edu.pe/handle/11537/14806
https://repositorio.upn.edu.pe/handle/11537/14783
https://repositorio.upn.edu.pe/handle/11537/14649
https://repositorio.upn.edu.pe/handle/11537/14930
https://repositorio.upn.edu.pe/handle/11537/14485
https://repositorio.upn.edu.pe/handle/11537/14567
https://repositorio.upn.edu.pe/handle/11537/13597
https://repositorio.upn.edu.pe/handle/11537/15183
https://repositorio.upn.edu.pe/handle/11537/14789
https://repositorio.upn.edu.pe/handle/11537/14803
https://repositorio.upn.edu.pe/handle/11537/14927
https://repositorio.upn.edu.pe/handle/11537/14971
https://repositorio.upn.edu.pe/handle/11537/14939
https://repositorio.upn.edu.pe/handle/11537/21145
https://repositorio.upn.edu.pe/handle/11537/14888
https://repositorio.upn.edu.pe/handle/11537/14893
https://repositorio.upn.edu.pe/handle/11537/14740
https://repositorio.upn.edu.pe/handle/11537/12630
https://repositorio.upn.edu.pe/handle/11537/14159
https://repositorio.upn.edu.pe/handle/11537/15322
https://repositorio.upn.edu.pe/handle/11537/14915
https://repositorio.upn.edu.pe/handle/11537/14737
https://repositorio.upn.edu.pe/handle/11537/14760
https://repositorio.upn.edu.pe/handle/11537/15016
https://repositorio.upn.edu.pe/handle/11537/15194
https://repositorio.upn.edu.pe/handle/11537/15271
https://repositorio.upn.edu.pe/handle/11537/15199
https://repositorio.upn.edu.pe/handle/11537/14992
https://repositorio.upn.edu.pe/handle/11537/15318
https://repositorio.upn.edu.pe/handle/11537/21728
https://repositorio.upn.edu.pe/handle/11537/21094
https://repositorio.upn.edu.pe/handle/11537/15205
https://repositorio.upn.edu.pe/handle/11537/21008
https://repositorio.upn.edu.pe/handle/11537/15296
https://repositorio.upn.edu.pe/handle/11537/21010
https://repositorio.upn.edu.pe/handle/11537/21188
https://repositorio.upn.edu.pe/handle/11537/21052
https://repositorio.upn.edu.pe/handle/11537/14864
https://repositorio.upn.edu.pe/handle/11537/21020
https://repositorio.upn.edu.pe/handle/11537/21030
https://repositorio.upn.edu.pe/handle/11537/14961
https://repositorio.upn.edu.pe/handle/11537/14868
https://repositorio.upn.edu.pe/handle/11537/14820
https://repositorio.upn.edu.pe/handle/11537/14719
https://repositorio.upn.edu.pe/handle/11537/15179
https://repositorio.upn.edu.pe/handle/11537/21070
https://repositorio.upn.edu.pe/handle/11537/21018
https://repositorio.upn.edu.pe/handle/11537/21631
https://repositorio.upn.edu.pe/handle/11537/10905
https://repositorio.upn.edu.pe/handle/11537/9817
https://repositorio.upn.edu.pe/handle/11537/6375
https://repositorio.upn.edu.pe/handle/11537/2989
https://repositorio.upn.edu.pe/handle/11537/9774
https://repositorio.upn.edu.pe/handle/11537/11342
https://repositorio.upn.edu.pe/handle/11537/11150
https://repositorio.upn.edu.pe/handle/11537/11151
https://repositorio.upn.edu.pe/handle/11537/9952
https://repositorio.upn.edu.pe/handle/11537/13086
https://repositorio.upn.edu.pe/handle/11537/1327
https://repositorio.upn.edu.pe/handle/11537/9934
https://repositorio.upn.edu.pe/handle/11537/13588
https://repositorio.upn.edu.pe/handle/11537/13377
https://repositorio.upn.edu.pe/handle/11537/13590
https://repositorio.upn.edu.pe/handle/11537/13582
https://repositorio.upn.edu.pe/handle/11537/11654
https://repositorio.upn.edu.pe/handle/11537/14314
https://repositorio.upn.edu.pe/handle/11537/13376
https://repositorio.upn.edu.pe/handle/11537/14700
https://repositorio.upn.edu.pe/handle/11537/14946
https://repositorio.upn.edu.pe/handle/11537/13967
https://repositorio.upn.edu.pe/handle/11537/14423
https://repositorio.upn.edu.pe/handle/11537/14777
https://repositorio.upn.edu.pe/handle/11537/14153
https://repositorio.upn.edu.pe/handle/11537/14211
https://repositorio.upn.edu.pe/handle/11537/13368
https://repositorio.upn.edu.pe/handle/11537/14253
https://repositorio.upn.edu.pe/handle/11537/15015
https://repositorio.upn.edu.pe/handle/11537/14653
https://repositorio.upn.edu.pe/handle/11537/14499
https://repositorio.upn.edu.pe/handle/11537/14907
https://repositorio.upn.edu.pe/handle/11537/13968
https://repositorio.upn.edu.pe/handle/11537/13973
https://repositorio.upn.edu.pe/handle/11537/14297
https://repositorio.upn.edu.pe/handle/11537/14833
https://repositorio.upn.edu.pe/handle/11537/13586
https://repositorio.upn.edu.pe/handle/11537/13373
https://repositorio.upn.edu.pe/handle/11537/14154
https://repositorio.upn.edu.pe/handle/11537/15181
https://repositorio.upn.edu.pe/handle/11537/14889
https://repositorio.upn.edu.pe/handle/11537/14879
https://repositorio.upn.edu.pe/handle/11537/14378
https://repositorio.upn.edu.pe/handle/11537/21119
https://repositorio.upn.edu.pe/handle/11537/14496
https://repositorio.upn.edu.pe/handle/11537/14686
https://repositorio.upn.edu.pe/handle/11537/14805
https://repositorio.upn.edu.pe/handle/11537/15156
https://repositorio.upn.edu.pe/handle/11537/15280
https://repositorio.upn.edu.pe/handle/11537/14650
https://repositorio.upn.edu.pe/handle/11537/14156
https://repositorio.upn.edu.pe/handle/11537/14768
https://repositorio.upn.edu.pe/handle/11537/14310
https://repositorio.upn.edu.pe/handle/11537/14823
https://repositorio.upn.edu.pe/handle/11537/14895
https://repositorio.upn.edu.pe/handle/11537/21031
https://repositorio.upn.edu.pe/handle/11537/15157
https://repositorio.upn.edu.pe/handle/11537/14386
https://repositorio.upn.edu.pe/handle/11537/14709
https://repositorio.upn.edu.pe/handle/11537/14497
https://repositorio.upn.edu.pe/handle/11537/14897
https://repositorio.upn.edu.pe/handle/11537/10980
https://repositorio.upn.edu.pe/handle/11537/13596
https://repositorio.upn.edu.pe/handle/11537/21009
https://repositorio.upn.edu.pe/handle/11537/14734
https://repositorio.upn.edu.pe/handle/11537/14776
https://repositorio.upn.edu.pe/handle/11537/15222
https://repositorio.upn.edu.pe/handle/11537/14912
https://repositorio.upn.edu.pe/handle/11537/14774
https://repositorio.upn.edu.pe/handle/11537/15286
https://repositorio.upn.edu.pe/handle/11537/14869
https://repositorio.upn.edu.pe/handle/11537/14972
https://repositorio.upn.edu.pe/handle/11537/14941
https://repositorio.upn.edu.pe/handle/11537/14892
https://repositorio.upn.edu.pe/handle/11537/10974
https://repositorio.upn.edu.pe/handle/11537/21550
https://repositorio.upn.edu.pe/handle/11537/14865
https://repositorio.upn.edu.pe/handle/11537/14945
https://repositorio.upn.edu.pe/handle/11537/14778
https://repositorio.upn.edu.pe/handle/11537/15202
https://repositorio.upn.edu.pe/handle/11537/21929
https://repositorio.upn.edu.pe/handle/11537/14891
https://repositorio.upn.edu.pe/handle/11537/10940
https://repositorio.upn.edu.pe/handle/11537/15206
https://repositorio.upn.edu.pe/handle/11537/14928
https://repositorio.upn.edu.pe/handle/11537/14981
https://repositorio.upn.edu.pe/handle/11537/13683
https://repositorio.upn.edu.pe/handle/11537/15320
https://repositorio.upn.edu.pe/handle/11537/14949
https://repositorio.upn.edu.pe/handle/11537/14993
https://repositorio.upn.edu.pe/handle/11537/14994
https://repositorio.upn.edu.pe/handle/11537/21150
https://repositorio.upn.edu.pe/handle/11537/14119
https://repositorio.upn.edu.pe/handle/11537/13303
https://repositorio.upn.edu.pe/handle/11537/21011
https://repositorio.upn.edu.pe/handle/11537/13369
https://repositorio.upn.edu.pe/handle/11537/13004
https://repositorio.upn.edu.pe/handle/11537/12785
https://repositorio.upn.edu.pe/handle/11537/14962
https://repositorio.upn.edu.pe/handle/11537/15180
https://repositorio.upn.edu.pe/handle/11537/15230
https://repositorio.upn.edu.pe/handle/11537/15200
https://repositorio.upn.edu.pe/handle/11537/13064
https://repositorio.upn.edu.pe/handle/11537/15227
https://repositorio.upn.edu.pe/handle/11537/15229
https://repositorio.upn.edu.pe/handle/11537/15288
https://repositorio.upn.edu.pe/handle/11537/21032
https://repositorio.upn.edu.pe/handle/11537/21014
https://repositorio.upn.edu.pe/handle/11537/21034
https://repositorio.upn.edu.pe/handle/11537/21071
https://repositorio.upn.edu.pe/handle/11537/21095
https://repositorio.upn.edu.pe/handle/11537/7101
https://repositorio.upn.edu.pe/handle/11537/11174
https://repositorio.upn.edu.pe/handle/11537/10687
https://repositorio.upn.edu.pe/handle/11537/5565
https://repositorio.upn.edu.pe/handle/11537/7100
https://repositorio.upn.edu.pe/handle/11537/7099
https://repositorio.upn.edu.pe/handle/11537/10784
https://repositorio.upn.edu.pe/handle/11537/11291
https://repositorio.upn.edu.pe/handle/11537/11287
https://repositorio.upn.edu.pe/handle/11537/11284
https://repositorio.upn.edu.pe/handle/11537/10195
https://repositorio.upn.edu.pe/handle/11537/13080
https://repositorio.upn.edu.pe/handle/11537/13065
https://repositorio.upn.edu.pe/handle/11537/13060
https://repositorio.upn.edu.pe/handle/11537/11220
https://repositorio.upn.edu.pe/handle/11537/7547
https://repositorio.upn.edu.pe/handle/11537/52
https://repositorio.upn.edu.pe/handle/11537/10144
https://repositorio.upn.edu.pe/handle/11537/13378
https://repositorio.upn.edu.pe/handle/11537/13374
https://repositorio.upn.edu.pe/handle/11537/13379
https://repositorio.upn.edu.pe/handle/11537/12947
https://repositorio.upn.edu.pe/handle/11537/21033
https://repositorio.upn.edu.pe/handle/11537/13607
https://repositorio.upn.edu.pe/handle/11537/14658
https://repositorio.upn.edu.pe/handle/11537/14791
https://repositorio.upn.edu.pe/handle/11537/14749
https://repositorio.upn.edu.pe/handle/11537/13598
https://repositorio.upn.edu.pe/handle/11537/13971
https://repositorio.upn.edu.pe/handle/11537/10970
https://repositorio.upn.edu.pe/handle/11537/14878
https://repositorio.upn.edu.pe/handle/11537/14317
https://repositorio.upn.edu.pe/handle/11537/13375
https://repositorio.upn.edu.pe/handle/11537/13601
https://repositorio.upn.edu.pe/handle/11537/21072
https://repositorio.upn.edu.pe/handle/11537/14511
https://repositorio.upn.edu.pe/handle/11537/21042
https://repositorio.upn.edu.pe/handle/11537/14702
https://repositorio.upn.edu.pe/handle/11537/14510
https://repositorio.upn.edu.pe/handle/11537/14500
https://repositorio.upn.edu.pe/handle/11537/14404
https://repositorio.upn.edu.pe/handle/11537/14669
https://repositorio.upn.edu.pe/handle/11537/14867
https://repositorio.upn.edu.pe/handle/11537/14688
https://repositorio.upn.edu.pe/handle/11537/14742
https://repositorio.upn.edu.pe/handle/11537/14509
https://repositorio.upn.edu.pe/handle/11537/14764
https://repositorio.upn.edu.pe/handle/11537/14834
https://repositorio.upn.edu.pe/handle/11537/21176
https://repositorio.upn.edu.pe/handle/11537/14824
https://repositorio.upn.edu.pe/handle/11537/14788
https://repositorio.upn.edu.pe/handle/11537/14406
https://repositorio.upn.edu.pe/handle/11537/21059
https://repositorio.upn.edu.pe/handle/11537/14920
https://repositorio.upn.edu.pe/handle/11537/15017
https://repositorio.upn.edu.pe/handle/11537/21167
https://repositorio.upn.edu.pe/handle/11537/21022
https://repositorio.upn.edu.pe/handle/11537/14703
https://repositorio.upn.edu.pe/handle/11537/12879
https://repositorio.upn.edu.pe/handle/11537/14973
https://repositorio.upn.edu.pe/handle/11537/12701
https://repositorio.upn.edu.pe/handle/11537/12705
https://repositorio.upn.edu.pe/handle/11537/12706
https://repositorio.upn.edu.pe/handle/11537/14786
https://repositorio.upn.edu.pe/handle/11537/12724
https://repositorio.upn.edu.pe/handle/11537/12731
https://repositorio.upn.edu.pe/handle/11537/12732
https://repositorio.upn.edu.pe/handle/11537/12735
https://repositorio.upn.edu.pe/handle/11537/12738
https://repositorio.upn.edu.pe/handle/11537/15297
https://repositorio.upn.edu.pe/handle/11537/14982
https://repositorio.upn.edu.pe/handle/11537/21021
https://repositorio.upn.edu.pe/handle/11537/15293
https://repositorio.upn.edu.pe/handle/11537/15287
https://repositorio.upn.edu.pe/handle/11537/14896
https://repositorio.upn.edu.pe/handle/11537/14825
https://repositorio.upn.edu.pe/handle/11537/14707
https://repositorio.upn.edu.pe/handle/11537/12303
https://repositorio.upn.edu.pe/handle/11537/12297
https://repositorio.upn.edu.pe/handle/11537/15019
https://repositorio.upn.edu.pe/handle/11537/21123
https://repositorio.upn.edu.pe/handle/11537/15182
https://repositorio.upn.edu.pe/handle/11537/15158
https://repositorio.upn.edu.pe/handle/11537/15185
https://repositorio.upn.edu.pe/handle/11537/14748
https://repositorio.upn.edu.pe/handle/11537/15274
https://repositorio.upn.edu.pe/handle/11537/14985
https://repositorio.upn.edu.pe/handle/11537/14900
https://repositorio.upn.edu.pe/handle/11537/14784
https://repositorio.upn.edu.pe/handle/11537/21061
https://repositorio.upn.edu.pe/handle/11537/21041
https://repositorio.upn.edu.pe/handle/11537/21012
https://repositorio.upn.edu.pe/handle/11537/21189
https://repositorio.upn.edu.pe/handle/11537/14874
https://repositorio.upn.edu.pe/handle/11537/21196
https://repositorio.upn.edu.pe/handle/11537/21120
https://repositorio.upn.edu.pe/handle/11537/21096
https://repositorio.upn.edu.pe/handle/11537/21170
https://repositorio.upn.edu.pe/handle/11537/21043
https://repositorio.upn.edu.pe/handle/11537/21124
https://repositorio.upn.edu.pe/handle/11537/21086
https://repositorio.upn.edu.pe/handle/11537/21551
https://repositorio.upn.edu.pe/handle/11537/21175
https://repositorio.upn.edu.pe/handle/11537/21616
https://repositorio.upn.edu.pe/handle/11537/21201
https://repositorio.upn.edu.pe/handle/11537/21212
https://repositorio.upn.edu.pe/handle/11537/21216
https://repositorio.upn.edu.pe/handle/11537/21217
https://repositorio.upn.edu.pe/handle/11537/21220
https://repositorio.upn.edu.pe/handle/11537/21593
https://repositorio.upn.edu.pe/handle/11537/21642
https://repositorio.upn.edu.pe/handle/11537/9902
https://repositorio.upn.edu.pe/handle/11537/9888
https://repositorio.upn.edu.pe/handle/11537/12662
https://repositorio.upn.edu.pe/handle/11537/7552
https://repositorio.upn.edu.pe/handle/11537/12702
https://repositorio.upn.edu.pe/handle/11537/12703
https://repositorio.upn.edu.pe/handle/11537/12704
https://repositorio.upn.edu.pe/handle/11537/12725
https://repositorio.upn.edu.pe/handle/11537/12726
https://repositorio.upn.edu.pe/handle/11537/12727