000 00417nam a2200145Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 506.954
245 0 _aProciding of the forty- fourth session:Indian science congress association
260 _aCalcutta
260 _bIndian science congress association
260 _c1957
300 _a163p.
650 _aProceeding-indian science congress
942 _cB
999 _c212270
_d212270