000 00254nam a22001217a 4500
003 SGT
082 _bSHA
100 _aSHARMA, DR. A.K.
245 _aBULLETIN OF PURE & APPLIED SCIENCE
260 _aINDIA
_bBPAS
_c2022
300 _a193
942 _2ddc
_cBV
999 _c29890
_d29890