00306nam a2200109Ia 4500008004100000040001100041100001700052245003200069260006900101300001600170300001000186251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aY. R. Chadha 0aIndian Journal of Chemistry  c1972bThe Council of Scientific & Industrial ResearchaNew Delhi  aP. 677-1198  bV. 10