000 00310nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _bDOR
100 _aDORFMAN, R
245 0 _aLinear programming and economic analysis
260 _aNew York
_bMcgraw Hill
_c1958
650 _aLinear programming
942 _cBK
999 _c23020
_d23020