@Book{RANFE2009010887, title = "Los Ascaropsinae (nematoda-spirurata)", author = "Rodr\'{\i}guez L\'{o}pez-Neyra de Gorgot, Carlos, 1885-1958", URL = "http://bibliotecavirtual.ranf.com/i18n/consulta/registro.do?id=10887", year = "1951", }