000 00317nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aJournal of Scientific and Industrial Research
260 _aNational Institute of Science Communication
_bNew Delhi
_c1 Jan-30 Jun,1994
362 _a53-53
_b01-Jun
942 _2ddc
_cJ
999 _c190791
_d190791