00660cam 2200229 450 1718675http://id.bnportugal.gov.pt/bib/porbase/171867520030626064500.00-521-24870-128614PTBN0094291419950719d1994 k y0pory0103 baengGBGroup theory and physicsCambridgeCambridge University Press1994XIII, 429 p.512.54medeng353918512.81medeng331447SternbergS.636092PTBNRPC53:51 STE*Gro CEcoopUASDefalt220736bccoopUASD020C/STEcoopUCMAefalt220735bccoopUCMA224340CMA17-50