Ballón Aguirre, Enrique2017-09-252017-09-251981http://revistas.pucp.edu.pe/index.php/lexis/article/view/4861/4860application/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Literaturainfo:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#6.02.06