Cosmology and controversythe historical development of two theories of the universede Helge KraghEdiciones (1)Cosmology and controversy : the historical development of two theories of the universeMás obras de Helge KraghMMiljoeet som vareMiljoeet som vare1974OOn the history of early wave mechanicsOn the history of early wave mechanics1979UUniverset i perspektivUniverset i perspektiv