<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Rayos x}) AND (su,complete-subfield:{difraccion})']]>

<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Rayos x}) AND (su,complete-subfield:{difraccion})']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=%28su%2Ccomplete-subfield%3A%7BRayos%20x%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7Bdifraccion%7D%29&format=rss2 0 20