00663cam 2200229 450 667927http://id.bnportugal.gov.pt/bib/porbase/66792719990106000000.00-19-853978-9(bn)667927PTBN0087965919950829d1994 k y0pory0103 baengGBShadows of the mind?a ?search for the missing science of consciousnessRoger PenroseOxfordOxford University Press1994XVI, 457 p.51-7medpor399523PenroseRoger190848PTBNRPCBNFGMONS.A. 118363 V.2UAVSDUAVSD51-7A.73UCDFUCDF530.145 PENUEBIBUEBIBVERNEY M00/519.7 PEN sBIBEODUAV79-426