Alza Barco, CarlosSalazar Morales, Diego A.2018-05-31https://repositorio.pucp.edu.pe/index/handle/123456789/132951No presenta resumenapplication/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Presentacióninfo:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#5.06.00https://doi.org/10.18800/rcpg.201702.000