Weyl, Hermann, 1885-1955. The theory of groups and quantum mechanics / by Hermann Weyl ; translated from the second (revised) German edition by H.P. Robertson. - London : Dover pub., 1931. - xxii, 422 p. : ill. ; 23 cm. Includes bibliography and index. Subjects--Topical Terms: Quantum mechanicsGroup theory.Quantum theory. Dewey Class. No.: 512.2 / WET 1931