000 00335nam a2200157Ia 4500
008 100324s9999 xx 000 0 und d
245 _aOperations Research
246 _f1978
260 _bNil
_aINDIA
_c1978
300 _cVOL:
_aIssue:
310 _aMONTHLY
366 _b1978
366 _bJan-Apr
650 _aNil
942 _cBV
999 _c49413
_d49413