http://pc.h12o.es/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AAnales%20De%20Pediatria%2C%20and%20au%3ASim%C3%83%C2%B3n%20de%20las%20Heras%2C%20Rogelio&format=rss2 Search results for 'Provider:Anales De Pediatria, and au:Simón de las Heras, Rogelio' at 0 20