http://biblioteca1.aunar.edu.co/cgi-bin/koha/opac-search.pl?idx=kw&q=su-br%3Dau%3A%22Asesor%20T%C3%A9cnico%20Ing.%20Mg.%20%20Ruiz%20Hidalgo%2C%20Ivan%20Dario&format=rss2 Search results for 'kw,wrdl: su-br=au:"Asesor Técnico Ing. Mg. Ruiz Hidalgo, Ivan Dario' at Biblioteca Zambrano Bucheli AUNAR 0 20