Quantum chemistry : short introduction in four Non-mathematical l ectures - Haas, Arthur Erich, 1884.; Codd, Laurence William, 1896- (London : Constable & company Ltd, 1930)
''The present English translation has been brought ut to date by var ious additions and amendments made necessary by advances in the subject during the six months which have elapsed since the appearance of the G erman original Die grundiagen der quanteenchemie. Leipziig 1929'' Trans lator's note.
Keywords: Quantum theory