Bambas, L. L. Five-membered heterocyclic compounds with nitrogen and sulfur or nitrogen, sulfur, and oxygen : (except thiazole) / L. L. Bambas. - London : Interscience, c 1952. - 403 p. : ill. ; 23 cm. Includes index. 343 343 Subjects--Topical Terms: Other organic substances. Dewey Class. No.: 547.8 / B219f