00307nam a2200109Ia 4500008004100000040001100041100001700052245003200069260006900101300001600170300001100186251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aY. R. Chadha 0aIndian Journal of Chemistry  c1977bThe Council of Scientific & Industrial ResearchaNew Delhi  aP. 573-1171  bV. 15A