Juan Nuñez de Villasán, cronista
https://www.rae.es/archivo-digital/cronica-del-muy-esclarecido-principe-y-rey-don-alonso-el-onzeno-deste-nombre-de-los
https://bibliotecadigital.jcyl.es/es/consulta/registro.do?id=7768
https://www.facebook.com/ortizmarcoslibros/posts/pfbid0bj6Vtp6ZtMTcnjAn4GK14CU5H3Q46SK9AULTBgp133ndjdmhHtJ6fEVjXGAwZ9ogl
https://www.iberlibro.com/buscar-libro/autor/nu%F1ez-de-villas%E1n-juan?cm_sp=det-_-srp-_-author
https://www.researchgate.net/profile/Carmen-Benitez-Guerrero/publication/313861011_Un_cronista_en_la_corte_de_Alfonso_XI_Fernan_Sanchez_de_Valladolid_o_el_enigmatico_autor_de_Tres_Reyes/links/58ac11c8aca27206d9bf8dbc/Un-cronista-en-la-corte-de-Alfonso-XI-Fernan-Sanchez-de-Valladolid-o-el-enigmatico-autor-de-Tres-Reyes.pdf
https://www.cervantesvirtual.com/obras/autor/nunez-de-villasan-juan-25889
https://inventarios.realbiblioteca.es/node/17970
https://datos.bne.es/edicion/a4724509.html
https://pb.lib.berkeley.edu/xtf/servlet/org.cdlib.xtf.dynaXML.DynaXML?source=/BETA/Display/1862BETA.Person.xml&style=Person.xsl&gobk=http%3A%2F%2Fpb.lib.berkeley.edu%2Fxtf%2Fsearch%3Frmode%3Dphilobeta%26everyone%3Destoria%20de%20espa%F1a%26text-join%3Dand%26browseout%3Dwork%26sort%3Didno%26startDoc%3D101
https://es.wikipedia.org/wiki/Justicia_mayor_del_rey
