000 00310nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aSharma S D
_92535
245 0 _aOperation Research
260 _bKdar Nath and Co
260 _c1992
300 _a1206
650 _aComputer Science
_92536
942 _cBE_BK
999 _c2571
_d2571