Pontryagin, L. S. 1908- Topological groups, by L. Pontrjagin. Translated from the Russian by Emma Lehmer. - Princeton, N.J., Princeton university press, 1946 [c1939] - ix, 299 p. 26 cm. - Princeton mathematical series; 2 . Bibliography: p. 295-296. Subjects--Topical Terms: Topology.Continuous groups. Dewey Class. No.: 514 / P818t