Kiefer Marchand, Xavier1963-07-20http://revistas.pucp.edu.pe/index.php/derechopucp/article/view/13387/14015application/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Revista de Derecho Laboral. Lima, Nos. 1 al 5. 1963. Editorial JurÃdica.info:eu-repo/semantics/reviewhttps://purl.org/pe-repo/ocde/ford#5.05.00