000 00336nam a2200133Ia 4500
008 231018s9999||||xx |||||||||||||| ||und||
020 _c2250
040 _aMAIN
100 _aTyagi,P D
_920173
245 0 _aJournal of scientific and industrial research
260 _aNew Delhi
_bNISCAIR
_c2010
300 _a1-314
_b69(1-4)
942 _cBJ
999 _c55097
_d55097