000 00472nam a2200181 4500
020 _a
_c
082 _aBV SIR 1980.39(01-12)
100 _a
245 _aJournal of scientific and industrial research, 1980, Vol.39, No.01-12
250 _a
260 _aCouncil of Scientific & Industrial Research, New Delhi
_c1980
300 _a859
490 _a
500 _a
590 _aVMV
_b
_c
650 _aJournal of scientific and industrial research
942 _cBK
999 _c479247
_d479247