<![CDATA[Catálogo Bibliográfico FCT/UNL Search for 'au:Ferdinand P. Beer, E. Russell Johnston, Jr. and su-to:Resistência dos materiais']]> https://opac.fct.unl.pt/cgi-bin/koha/opac-search.pl?q=ccl=au%3AFerdinand%20P.%20Beer%2C%20E.%20Russell%20Johnston%2C%20Jr.%20and%20su-to%3AResist%C3%83%C2%AAncia%20dos%20materiais&format=rss2 0 20