Bhaskare, C. K.; More, P. G., Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1986, vol. 25, # 2, p. 166 - 169
Bhaskare, C. K.; More, P. G., Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 1986, vol. 25, # 2, p. 166 - 169