/cgi-bin/koha/opac-search.pl?q=ccl=copydate%3A%221970%22%20and%20au%3AOrtiz%2C%20Sergio%20El%C3%ADas&format=rss2 Search results for 'copydate:"1970" and au:Ortiz, Sergio Elías' at Catálogo de Biblioteca ENA 0 20