http://biblioteca1.aunar.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=su-na%3Dau%3A%22Asesor.%20%20%20Esp.Hidalgo%20Martinez%2C%20Guillermo%22&format=rss2 Search results for 'su-na=au:"Asesor. Esp.Hidalgo Martinez, Guillermo"' at Biblioteca Zambrano Bucheli AUNAR 0 20