http://biblioteca1.aunar.edu.co/cgi-bin/koha/opac-search.pl?idx=kw&q=su-rl%3Dau%3A%22Mancera%20Fern%C3%A1ndez%2C%20Mario&format=rss2 Search results for 'kw,wrdl: su-rl=au:"Mancera Fernández, Mario' at Biblioteca Zambrano Bucheli AUNAR 0 20