1. M. J. Cleare, Coord. Chem. Rev., 12, 349 (1974).
2. N. M. Made Gowda, B. E. Ackerson, M. Morland and K. S. Rangappa, Transition Met. Chem.
3. N. M. Made Gowda and H. P. Phyu, Transition. Met. Chem., in press; also presented at the 201st ACS National Meeting, Atlanta, GA, April 1991, Inorg. Abstr. No. 490.
4. O. Bratfos and J. O. Haug, Acta Psychiat. Scand., 60, 1 (1979); S. H. Snyder, Am. J. Psychiatry, 133, 197 (1976).
5. Katritzky and A. J. Boulton (Eds), Advances in Heterocyclic Chemistry, Academic Press, New York, 1968.