000			00343nam a22001337a 4500
005			20220519150210.0
008			100210t xxu||||| |||| 00| 0 eng d
082			_a658.005 _bMS
100			_aMarrison D.G
245			_aManagement sceince
942			_cBV
260			_bInstitute of management science _c1985 _aUSA
500			_avol.31 (no.7-12)
999			_c327264 _d327264