00314nam a2200109Ia 4500008004100000040001100041100001700052245005500069260005500124300001500179300001000194251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aM. R. A. Rao 0aCurrent SciencebA Fortnightly Journal of Research  cMay 5, 1984bIndian Academy of SciencesaBangalore  aP. 459-886  bV. 53