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,1998
362 _a57-57
_b01-Jun
942 _2ddc
_cJ
999 _c187528
_d187528