V. G. Kartsev Oxygen- and Sulfur-Containing Heterocycles: The Chemistry and Biological Activity of Synthetic and Natural Compounds Vol. 2 V. G. Kartsev - Moscow, Russia IBS Press 2003 ISBN: 590254503X Subjects--Topical Terms: Heterocyclic Chemistry; Chemistry LC Class. No.: QD 405 / .O99 2003