Filipe, Raul2015-05-132015-05-132012FILIPE, Raul - The masters of Al Gore. Gaudium Sciendi [Em linha]. 1 (2012) 89-99. Disponível na Internet: http://www.ucp.pt/site/resources/documents/SCUCP/GaudiumSciendi/GaudiumSciendi_N1/N1_Artigos_RaulFilipe.pdf. ISSN 2182-76052182-7605http://hdl.handle.net/10400.14/17594engjournal article10.34632/gaudiumsciendi.2012.2127