Hartough, Howard Dale, 1913- Thiophene and its derivatives. With special chapters by F.P. Hoch gesang and F.F. Blicke. - New York : Interscience Publishers, 1952. - xvii, 533 p.: ill.; 24 cm. - The Chemistry of heterocyclic compounds, v.3. . Includes bibliographical references Subjects--Topical Terms: Thiophene. Dewey Class. No.: 547.594