Encyclopedia of physics = Handbuch der physik part 1 : principles of quantum theory I = teil 1 : prinzipien der quantentheorie I edited by S. Flügge - Berlin Springer-Verlag 1958 - 376 s. 24 cm. Subjects--Topical Terms: Principles of Quantum Theory--Encyclopedia. Dewey Class. No.: 030 ENC 1958