<![CDATA[Biblioteca Jorge Álvarez Lleras Search for 'Provider:Springer, and se:International series in operations research and se:International series in operations research ']]> https://catalogo.escuelaing.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3ASpringer%2C%20%20and%20se%3AInternational%20series%20in%20operations%20research%20%20and%20se%3AInternational%20series%20in%20operations%20research%20&format=rss2 5 0 50