Patel, Pushpa; Bhattacharya, P K, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1993, vol. 32, # 6, p. 506 - 510
Patel, Pushpa; Bhattacharya, P K, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1993, vol. 32, # 6, p. 506 - 510