Vásquez Ferreyra, Roberto2017-09-252017-09-251991http://revistas.pucp.edu.pe/index.php/themis/article/view/9600/10006No presenta resumenapplication/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Derechoinfo:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#5.05.01