http://catalogo.umet.edu.ar/cgi-bin/koha/opac-search.pl?q=ccl=an%3A9943%20_dsc%20and%20au%3AHurwicz%2C%20Leonid&format=rss2 Search results for 'an:9943 _dsc and au:Hurwicz, Leonid' at Catalogo de las Biblioteca UMET - ISO y CITRA (CONICET) 0 20