Sonsale, A. Y.; Chatterjee, A. K.; Gopinathan, Sarada, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1981, vol. 20, # 11, p. 1121 - 1122
Sonsale, A. Y.; Chatterjee, A. K.; Gopinathan, Sarada, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1981, vol. 20, # 11, p. 1121 - 1122