00268nam a2200109Ia 4500008004100000082002100041100001800062245003100080250000600111260003300117300000800150240913s9999||||xx |||||||||||||| ||und||  aGS    539  BEI/C  aArthur Beiser 0aConcepts of Modern Physics  a6  bMir PublishersaMoscowc2004  a542