URL List

https://repositorio.upn.edu.pe/handle/11537/30721
https://repositorio.upn.edu.pe/handle/11537/30723
https://repositorio.upn.edu.pe/handle/11537/30724
https://repositorio.upn.edu.pe/handle/11537/30725
https://repositorio.upn.edu.pe/handle/11537/30726
https://repositorio.upn.edu.pe/handle/11537/30727
https://repositorio.upn.edu.pe/handle/11537/30728
https://repositorio.upn.edu.pe/handle/11537/30729
https://repositorio.upn.edu.pe/handle/11537/30730
https://repositorio.upn.edu.pe/handle/11537/30722
https://repositorio.upn.edu.pe/handle/11537/30736
https://repositorio.upn.edu.pe/handle/11537/30737
https://repositorio.upn.edu.pe/handle/11537/30740
https://repositorio.upn.edu.pe/handle/11537/30742
https://repositorio.upn.edu.pe/handle/11537/30088
https://repositorio.upn.edu.pe/handle/11537/30732
https://repositorio.upn.edu.pe/handle/11537/30734
https://repositorio.upn.edu.pe/handle/11537/30738
https://repositorio.upn.edu.pe/handle/11537/30739
https://repositorio.upn.edu.pe/handle/11537/30741
https://repositorio.upn.edu.pe/handle/11537/30749
https://repositorio.upn.edu.pe/handle/11537/30731
https://repositorio.upn.edu.pe/handle/11537/30733
https://repositorio.upn.edu.pe/handle/11537/30743
https://repositorio.upn.edu.pe/handle/11537/30744
https://repositorio.upn.edu.pe/handle/11537/30745
https://repositorio.upn.edu.pe/handle/11537/30746
https://repositorio.upn.edu.pe/handle/11537/30750
https://repositorio.upn.edu.pe/handle/11537/30751
https://repositorio.upn.edu.pe/handle/11537/30755
https://repositorio.upn.edu.pe/handle/11537/30756
https://repositorio.upn.edu.pe/handle/11537/30757
https://repositorio.upn.edu.pe/handle/11537/30758
https://repositorio.upn.edu.pe/handle/11537/30759
https://repositorio.upn.edu.pe/handle/11537/30762
https://repositorio.upn.edu.pe/handle/11537/30761
https://repositorio.upn.edu.pe/handle/11537/30763
https://repositorio.upn.edu.pe/handle/11537/30764
https://repositorio.upn.edu.pe/handle/11537/30753
https://repositorio.upn.edu.pe/handle/11537/30754
https://repositorio.upn.edu.pe/handle/11537/30760
https://repositorio.upn.edu.pe/handle/11537/30765
https://repositorio.upn.edu.pe/handle/11537/30752
https://repositorio.upn.edu.pe/handle/11537/30767
https://repositorio.upn.edu.pe/handle/11537/30768
https://repositorio.upn.edu.pe/handle/11537/30769
https://repositorio.upn.edu.pe/handle/11537/30770
https://repositorio.upn.edu.pe/handle/11537/30771
https://repositorio.upn.edu.pe/handle/11537/30772
https://repositorio.upn.edu.pe/handle/11537/30773
https://repositorio.upn.edu.pe/handle/11537/30774
https://repositorio.upn.edu.pe/handle/11537/30775
https://repositorio.upn.edu.pe/handle/11537/30776
https://repositorio.upn.edu.pe/handle/11537/30777
https://repositorio.upn.edu.pe/handle/11537/30778
https://repositorio.upn.edu.pe/handle/11537/30779
https://repositorio.upn.edu.pe/handle/11537/30766
https://repositorio.upn.edu.pe/handle/11537/30780
https://repositorio.upn.edu.pe/handle/11537/30781
https://repositorio.upn.edu.pe/handle/11537/30783
https://repositorio.upn.edu.pe/handle/11537/30784
https://repositorio.upn.edu.pe/handle/11537/30786
https://repositorio.upn.edu.pe/handle/11537/30785
https://repositorio.upn.edu.pe/handle/11537/30787
https://repositorio.upn.edu.pe/handle/11537/30790
https://repositorio.upn.edu.pe/handle/11537/30791
https://repositorio.upn.edu.pe/handle/11537/30794
https://repositorio.upn.edu.pe/handle/11537/30793
https://repositorio.upn.edu.pe/handle/11537/30795
https://repositorio.upn.edu.pe/handle/11537/30796
https://repositorio.upn.edu.pe/handle/11537/30797
https://repositorio.upn.edu.pe/handle/11537/30798
https://repositorio.upn.edu.pe/handle/11537/30799
https://repositorio.upn.edu.pe/handle/11537/30800
https://repositorio.upn.edu.pe/handle/11537/30782
https://repositorio.upn.edu.pe/handle/11537/30789
https://repositorio.upn.edu.pe/handle/11537/30792
https://repositorio.upn.edu.pe/handle/11537/30801
https://repositorio.upn.edu.pe/handle/11537/30802
https://repositorio.upn.edu.pe/handle/11537/30803
https://repositorio.upn.edu.pe/handle/11537/30804
https://repositorio.upn.edu.pe/handle/11537/30806
https://repositorio.upn.edu.pe/handle/11537/30807
https://repositorio.upn.edu.pe/handle/11537/30810
https://repositorio.upn.edu.pe/handle/11537/30808
https://repositorio.upn.edu.pe/handle/11537/30811
https://repositorio.upn.edu.pe/handle/11537/30812
https://repositorio.upn.edu.pe/handle/11537/30813
https://repositorio.upn.edu.pe/handle/11537/30814
https://repositorio.upn.edu.pe/handle/11537/30815
https://repositorio.upn.edu.pe/handle/11537/30817
https://repositorio.upn.edu.pe/handle/11537/30818
https://repositorio.upn.edu.pe/handle/11537/30819
https://repositorio.upn.edu.pe/handle/11537/30820
https://repositorio.upn.edu.pe/handle/11537/30821
https://repositorio.upn.edu.pe/handle/11537/30822
https://repositorio.upn.edu.pe/handle/11537/30824
https://repositorio.upn.edu.pe/handle/11537/30823
https://repositorio.upn.edu.pe/handle/11537/30788
https://repositorio.upn.edu.pe/handle/11537/30809
https://repositorio.upn.edu.pe/handle/11537/30816
https://repositorio.upn.edu.pe/handle/11537/30825
https://repositorio.upn.edu.pe/handle/11537/30828
https://repositorio.upn.edu.pe/handle/11537/30829
https://repositorio.upn.edu.pe/handle/11537/30830
https://repositorio.upn.edu.pe/handle/11537/30838
https://repositorio.upn.edu.pe/handle/11537/30805
https://repositorio.upn.edu.pe/handle/11537/30837
https://repositorio.upn.edu.pe/handle/11537/30827
https://repositorio.upn.edu.pe/handle/11537/30826
https://repositorio.upn.edu.pe/handle/11537/30832
https://repositorio.upn.edu.pe/handle/11537/30831
https://repositorio.upn.edu.pe/handle/11537/30834
https://repositorio.upn.edu.pe/handle/11537/30833
https://repositorio.upn.edu.pe/handle/11537/30835
https://repositorio.upn.edu.pe/handle/11537/30839
https://repositorio.upn.edu.pe/handle/11537/30840
https://repositorio.upn.edu.pe/handle/11537/30841
https://repositorio.upn.edu.pe/handle/11537/30842
https://repositorio.upn.edu.pe/handle/11537/30843
https://repositorio.upn.edu.pe/handle/11537/30845
https://repositorio.upn.edu.pe/handle/11537/30846
https://repositorio.upn.edu.pe/handle/11537/30847
https://repositorio.upn.edu.pe/handle/11537/30848
https://repositorio.upn.edu.pe/handle/11537/30849
https://repositorio.upn.edu.pe/handle/11537/30851
https://repositorio.upn.edu.pe/handle/11537/30852
https://repositorio.upn.edu.pe/handle/11537/30854
https://repositorio.upn.edu.pe/handle/11537/30855
https://repositorio.upn.edu.pe/handle/11537/30856
https://repositorio.upn.edu.pe/handle/11537/30836
https://repositorio.upn.edu.pe/handle/11537/30844
https://repositorio.upn.edu.pe/handle/11537/30853
https://repositorio.upn.edu.pe/handle/11537/30863
https://repositorio.upn.edu.pe/handle/11537/30858
https://repositorio.upn.edu.pe/handle/11537/30859
https://repositorio.upn.edu.pe/handle/11537/30860
https://repositorio.upn.edu.pe/handle/11537/30880
https://repositorio.upn.edu.pe/handle/11537/30857
https://repositorio.upn.edu.pe/handle/11537/30865
https://repositorio.upn.edu.pe/handle/11537/30875
https://repositorio.upn.edu.pe/handle/11537/30877
https://repositorio.upn.edu.pe/handle/11537/30879
https://repositorio.upn.edu.pe/handle/11537/30881
https://repositorio.upn.edu.pe/handle/11537/30888
https://repositorio.upn.edu.pe/handle/11537/30889
https://repositorio.upn.edu.pe/handle/11537/30890
https://repositorio.upn.edu.pe/handle/11537/30891
https://repositorio.upn.edu.pe/handle/11537/30892
https://repositorio.upn.edu.pe/handle/11537/30896
https://repositorio.upn.edu.pe/handle/11537/30893
https://repositorio.upn.edu.pe/handle/11537/30894
https://repositorio.upn.edu.pe/handle/11537/30895
https://repositorio.upn.edu.pe/handle/11537/30861
https://repositorio.upn.edu.pe/handle/11537/30862
https://repositorio.upn.edu.pe/handle/11537/30864
https://repositorio.upn.edu.pe/handle/11537/30866
https://repositorio.upn.edu.pe/handle/11537/30869
https://repositorio.upn.edu.pe/handle/11537/30870
https://repositorio.upn.edu.pe/handle/11537/30871
https://repositorio.upn.edu.pe/handle/11537/30874
https://repositorio.upn.edu.pe/handle/11537/30882
https://repositorio.upn.edu.pe/handle/11537/30883
https://repositorio.upn.edu.pe/handle/11537/30884
https://repositorio.upn.edu.pe/handle/11537/30885
https://repositorio.upn.edu.pe/handle/11537/30886
https://repositorio.upn.edu.pe/handle/11537/30887
https://repositorio.upn.edu.pe/handle/11537/30899
https://repositorio.upn.edu.pe/handle/11537/30897
https://repositorio.upn.edu.pe/handle/11537/30903
https://repositorio.upn.edu.pe/handle/11537/30914
https://repositorio.upn.edu.pe/handle/11537/30868
https://repositorio.upn.edu.pe/handle/11537/30867
https://repositorio.upn.edu.pe/handle/11537/30873
https://repositorio.upn.edu.pe/handle/11537/30872
https://repositorio.upn.edu.pe/handle/11537/31038
https://repositorio.upn.edu.pe/handle/11537/30878
https://repositorio.upn.edu.pe/handle/11537/30898
https://repositorio.upn.edu.pe/handle/11537/30904
https://repositorio.upn.edu.pe/handle/11537/30916
https://repositorio.upn.edu.pe/handle/11537/30918
https://repositorio.upn.edu.pe/handle/11537/30919
https://repositorio.upn.edu.pe/handle/11537/30928
https://repositorio.upn.edu.pe/handle/11537/30920
https://repositorio.upn.edu.pe/handle/11537/30921
https://repositorio.upn.edu.pe/handle/11537/30923
https://repositorio.upn.edu.pe/handle/11537/30924
https://repositorio.upn.edu.pe/handle/11537/30925
https://repositorio.upn.edu.pe/handle/11537/30926
https://repositorio.upn.edu.pe/handle/11537/30931
https://repositorio.upn.edu.pe/handle/11537/30930
https://repositorio.upn.edu.pe/handle/11537/30932
https://repositorio.upn.edu.pe/handle/11537/30933
https://repositorio.upn.edu.pe/handle/11537/30934
https://repositorio.upn.edu.pe/handle/11537/30936
https://repositorio.upn.edu.pe/handle/11537/30937
https://repositorio.upn.edu.pe/handle/11537/30900
https://repositorio.upn.edu.pe/handle/11537/30901
https://repositorio.upn.edu.pe/handle/11537/30907
https://repositorio.upn.edu.pe/handle/11537/30902
https://repositorio.upn.edu.pe/handle/11537/30905
https://repositorio.upn.edu.pe/handle/11537/30908
https://repositorio.upn.edu.pe/handle/11537/30909
https://repositorio.upn.edu.pe/handle/11537/30911
https://repositorio.upn.edu.pe/handle/11537/30912
https://repositorio.upn.edu.pe/handle/11537/30913
https://repositorio.upn.edu.pe/handle/11537/30915
https://repositorio.upn.edu.pe/handle/11537/30917
https://repositorio.upn.edu.pe/handle/11537/30927
https://repositorio.upn.edu.pe/handle/11537/30929
https://repositorio.upn.edu.pe/handle/11537/30935
https://repositorio.upn.edu.pe/handle/11537/30906
https://repositorio.upn.edu.pe/handle/11537/30910
https://repositorio.upn.edu.pe/handle/11537/30922
https://repositorio.upn.edu.pe/handle/11537/30938
https://repositorio.upn.edu.pe/handle/11537/30939
https://repositorio.upn.edu.pe/handle/11537/30940
https://repositorio.upn.edu.pe/handle/11537/30942
https://repositorio.upn.edu.pe/handle/11537/30943
https://repositorio.upn.edu.pe/handle/11537/30945
https://repositorio.upn.edu.pe/handle/11537/30944
https://repositorio.upn.edu.pe/handle/11537/30946
https://repositorio.upn.edu.pe/handle/11537/30947
https://repositorio.upn.edu.pe/handle/11537/30948
https://repositorio.upn.edu.pe/handle/11537/30949
https://repositorio.upn.edu.pe/handle/11537/30950
https://repositorio.upn.edu.pe/handle/11537/30941
https://repositorio.upn.edu.pe/handle/11537/30954
https://repositorio.upn.edu.pe/handle/11537/30951
https://repositorio.upn.edu.pe/handle/11537/30953
https://repositorio.upn.edu.pe/handle/11537/30955
https://repositorio.upn.edu.pe/handle/11537/30956
https://repositorio.upn.edu.pe/handle/11537/30957
https://repositorio.upn.edu.pe/handle/11537/30952
https://repositorio.upn.edu.pe/handle/11537/30959
https://repositorio.upn.edu.pe/handle/11537/30960
https://repositorio.upn.edu.pe/handle/11537/30961
https://repositorio.upn.edu.pe/handle/11537/30962
https://repositorio.upn.edu.pe/handle/11537/30963
https://repositorio.upn.edu.pe/handle/11537/30966
https://repositorio.upn.edu.pe/handle/11537/30967
https://repositorio.upn.edu.pe/handle/11537/30968
https://repositorio.upn.edu.pe/handle/11537/30969
https://repositorio.upn.edu.pe/handle/11537/30958
https://repositorio.upn.edu.pe/handle/11537/30964
https://repositorio.upn.edu.pe/handle/11537/30970
https://repositorio.upn.edu.pe/handle/11537/30971
https://repositorio.upn.edu.pe/handle/11537/30972
https://repositorio.upn.edu.pe/handle/11537/30973
https://repositorio.upn.edu.pe/handle/11537/30975
https://repositorio.upn.edu.pe/handle/11537/30976
https://repositorio.upn.edu.pe/handle/11537/30977
https://repositorio.upn.edu.pe/handle/11537/30982
https://repositorio.upn.edu.pe/handle/11537/30981
https://repositorio.upn.edu.pe/handle/11537/30983
https://repositorio.upn.edu.pe/handle/11537/30985
https://repositorio.upn.edu.pe/handle/11537/30986
https://repositorio.upn.edu.pe/handle/11537/30965
https://repositorio.upn.edu.pe/handle/11537/30974
https://repositorio.upn.edu.pe/handle/11537/30980
https://repositorio.upn.edu.pe/handle/11537/30984
https://repositorio.upn.edu.pe/handle/11537/30987
https://repositorio.upn.edu.pe/handle/11537/30988
https://repositorio.upn.edu.pe/handle/11537/30989
https://repositorio.upn.edu.pe/handle/11537/30990
https://repositorio.upn.edu.pe/handle/11537/30991
https://repositorio.upn.edu.pe/handle/11537/30992
https://repositorio.upn.edu.pe/handle/11537/30993
https://repositorio.upn.edu.pe/handle/11537/30994
https://repositorio.upn.edu.pe/handle/11537/30996
https://repositorio.upn.edu.pe/handle/11537/30997
https://repositorio.upn.edu.pe/handle/11537/31000
https://repositorio.upn.edu.pe/handle/11537/31001
https://repositorio.upn.edu.pe/handle/11537/31002
https://repositorio.upn.edu.pe/handle/11537/31003
https://repositorio.upn.edu.pe/handle/11537/31004
https://repositorio.upn.edu.pe/handle/11537/30978
https://repositorio.upn.edu.pe/handle/11537/30979
https://repositorio.upn.edu.pe/handle/11537/30995
https://repositorio.upn.edu.pe/handle/11537/30998
https://repositorio.upn.edu.pe/handle/11537/30999
https://repositorio.upn.edu.pe/handle/11537/31006
https://repositorio.upn.edu.pe/handle/11537/31007
https://repositorio.upn.edu.pe/handle/11537/31013
https://repositorio.upn.edu.pe/handle/11537/31014
https://repositorio.upn.edu.pe/handle/11537/31020
https://repositorio.upn.edu.pe/handle/11537/31034
https://repositorio.upn.edu.pe/handle/11537/31037
https://repositorio.upn.edu.pe/handle/11537/31044
https://repositorio.upn.edu.pe/handle/11537/31025
https://repositorio.upn.edu.pe/handle/11537/31026
https://repositorio.upn.edu.pe/handle/11537/31036
https://repositorio.upn.edu.pe/handle/11537/31031
https://repositorio.upn.edu.pe/handle/11537/31033
https://repositorio.upn.edu.pe/handle/11537/31035
https://repositorio.upn.edu.pe/handle/11537/31015
https://repositorio.upn.edu.pe/handle/11537/31016
https://repositorio.upn.edu.pe/handle/11537/31017
https://repositorio.upn.edu.pe/handle/11537/31018
https://repositorio.upn.edu.pe/handle/11537/31019
https://repositorio.upn.edu.pe/handle/11537/31027
https://repositorio.upn.edu.pe/handle/11537/31028
https://repositorio.upn.edu.pe/handle/11537/31029
https://repositorio.upn.edu.pe/handle/11537/31032
https://repositorio.upn.edu.pe/handle/11537/31023
https://repositorio.upn.edu.pe/handle/11537/31042
https://repositorio.upn.edu.pe/handle/11537/31045
https://repositorio.upn.edu.pe/handle/11537/31055
https://repositorio.upn.edu.pe/handle/11537/31057
https://repositorio.upn.edu.pe/handle/11537/31005
https://repositorio.upn.edu.pe/handle/11537/31010
https://repositorio.upn.edu.pe/handle/11537/31011
https://repositorio.upn.edu.pe/handle/11537/31012
https://repositorio.upn.edu.pe/handle/11537/31021
https://repositorio.upn.edu.pe/handle/11537/31022
https://repositorio.upn.edu.pe/handle/11537/31030
https://repositorio.upn.edu.pe/handle/11537/31040
https://repositorio.upn.edu.pe/handle/11537/31041
https://repositorio.upn.edu.pe/handle/11537/31043
https://repositorio.upn.edu.pe/handle/11537/31048
https://repositorio.upn.edu.pe/handle/11537/31049
https://repositorio.upn.edu.pe/handle/11537/31050
https://repositorio.upn.edu.pe/handle/11537/31052
https://repositorio.upn.edu.pe/handle/11537/31053
https://repositorio.upn.edu.pe/handle/11537/31054
https://repositorio.upn.edu.pe/handle/11537/31008
https://repositorio.upn.edu.pe/handle/11537/31009
https://repositorio.upn.edu.pe/handle/11537/31039
https://repositorio.upn.edu.pe/handle/11537/31047
https://repositorio.upn.edu.pe/handle/11537/31046
https://repositorio.upn.edu.pe/handle/11537/31051
https://repositorio.upn.edu.pe/handle/11537/31056
https://repositorio.upn.edu.pe/handle/11537/31059
https://repositorio.upn.edu.pe/handle/11537/31060
https://repositorio.upn.edu.pe/handle/11537/31061
https://repositorio.upn.edu.pe/handle/11537/31062
https://repositorio.upn.edu.pe/handle/11537/31063
https://repositorio.upn.edu.pe/handle/11537/31065
https://repositorio.upn.edu.pe/handle/11537/31064
https://repositorio.upn.edu.pe/handle/11537/31066
https://repositorio.upn.edu.pe/handle/11537/31067
https://repositorio.upn.edu.pe/handle/11537/31068
https://repositorio.upn.edu.pe/handle/11537/31069
https://repositorio.upn.edu.pe/handle/11537/31071
https://repositorio.upn.edu.pe/handle/11537/31072
https://repositorio.upn.edu.pe/handle/11537/31074
https://repositorio.upn.edu.pe/handle/11537/31075
https://repositorio.upn.edu.pe/handle/11537/31076
https://repositorio.upn.edu.pe/handle/11537/31077
https://repositorio.upn.edu.pe/handle/11537/31078
https://repositorio.upn.edu.pe/handle/11537/31079
https://repositorio.upn.edu.pe/handle/11537/31082
https://repositorio.upn.edu.pe/handle/11537/31083
https://repositorio.upn.edu.pe/handle/11537/31084
https://repositorio.upn.edu.pe/handle/11537/31086
https://repositorio.upn.edu.pe/handle/11537/31073
https://repositorio.upn.edu.pe/handle/11537/31080
https://repositorio.upn.edu.pe/handle/11537/31081
https://repositorio.upn.edu.pe/handle/11537/31085
https://repositorio.upn.edu.pe/handle/11537/31087
https://repositorio.upn.edu.pe/handle/11537/31098
https://repositorio.upn.edu.pe/handle/11537/31058
https://repositorio.upn.edu.pe/handle/11537/31088
https://repositorio.upn.edu.pe/handle/11537/31089
https://repositorio.upn.edu.pe/handle/11537/31090
https://repositorio.upn.edu.pe/handle/11537/31096
https://repositorio.upn.edu.pe/handle/11537/31097
https://repositorio.upn.edu.pe/handle/11537/31105
https://repositorio.upn.edu.pe/handle/11537/31107
https://repositorio.upn.edu.pe/handle/11537/31111
https://repositorio.upn.edu.pe/handle/11537/31112
https://repositorio.upn.edu.pe/handle/11537/31113
https://repositorio.upn.edu.pe/handle/11537/31114
https://repositorio.upn.edu.pe/handle/11537/31115
https://repositorio.upn.edu.pe/handle/11537/31116
https://repositorio.upn.edu.pe/handle/11537/31117
https://repositorio.upn.edu.pe/handle/11537/24142
https://repositorio.upn.edu.pe/handle/11537/31091
https://repositorio.upn.edu.pe/handle/11537/31122
https://repositorio.upn.edu.pe/handle/11537/31123
https://repositorio.upn.edu.pe/handle/11537/31124
https://repositorio.upn.edu.pe/handle/11537/31125
https://repositorio.upn.edu.pe/handle/11537/31126
https://repositorio.upn.edu.pe/handle/11537/31127
https://repositorio.upn.edu.pe/handle/11537/31099
https://repositorio.upn.edu.pe/handle/11537/31101
https://repositorio.upn.edu.pe/handle/11537/31102
https://repositorio.upn.edu.pe/handle/11537/31103
https://repositorio.upn.edu.pe/handle/11537/31106
https://repositorio.upn.edu.pe/handle/11537/31108
https://repositorio.upn.edu.pe/handle/11537/31110
https://repositorio.upn.edu.pe/handle/11537/31128
https://repositorio.upn.edu.pe/handle/11537/31129
https://repositorio.upn.edu.pe/handle/11537/31130
https://repositorio.upn.edu.pe/handle/11537/31131
https://repositorio.upn.edu.pe/handle/11537/31132
https://repositorio.upn.edu.pe/handle/11537/31134
https://repositorio.upn.edu.pe/handle/11537/31136
https://repositorio.upn.edu.pe/handle/11537/31137
https://repositorio.upn.edu.pe/handle/11537/31138
https://repositorio.upn.edu.pe/handle/11537/31139
https://repositorio.upn.edu.pe/handle/11537/31141
https://repositorio.upn.edu.pe/handle/11537/31142
https://repositorio.upn.edu.pe/handle/11537/31100
https://repositorio.upn.edu.pe/handle/11537/31104
https://repositorio.upn.edu.pe/handle/11537/31109
https://repositorio.upn.edu.pe/handle/11537/31118
https://repositorio.upn.edu.pe/handle/11537/31119
https://repositorio.upn.edu.pe/handle/11537/31120
https://repositorio.upn.edu.pe/handle/11537/31121
https://repositorio.upn.edu.pe/handle/11537/31133
https://repositorio.upn.edu.pe/handle/11537/31135
https://repositorio.upn.edu.pe/handle/11537/31140
https://repositorio.upn.edu.pe/handle/11537/31149