http://catalogo.umet.edu.ar/cgi-bin/koha/opac-search.pl?q=ccl=an%3A12308%20_dsc%20and%20au%3AKlopfer%2C%20Leopold%20E.&format=rss2 Search results for 'an:12308 _dsc and au:Klopfer, Leopold E.' at Catalogo de las Biblioteca UMET - ISO y CITRA (CONICET) 0 20