Nair, B. Raveendran; Francis, Joseph, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1984, vol. 23, # 2, p. 159 - 161
Nair, B. Raveendran; Francis, Joseph, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1984, vol. 23, # 2, p. 159 - 161