00290nam a2200097Ia 4500008004100000040001100041100002300052245005500075260004900130300001300179251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aR. Ananthakrishnan 0aCurrent SciencebA Fortnightly Journal of Research  cNovember 3-4, 1953bpergamon pressaNew York  aP. 1-355