00553cam 2200205 450 1732405http://id.bnportugal.gov.pt/bib/porbase/173240520030625163600.00-262-06162-7EncadernadoC.05117PTBN0103168019960126d1995 k y0pory0103 baengUSReasoning about knowledgeCambridgeMIT Press1995XIII, 477 p.165medpor290017FaginRonald824692PTBNRPC165 REA CHcoopUASDefalt329190bccoopUASD176180ASD24-1204