Alza Barco, Carlos2014https://repositorio.pucp.edu.pe/index/handle/123456789/48661No presenta resumenapplication/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#5.06.00