000 00497nam a2200157Ia 4500
008 211115s9999 xx 000 0 und d
020 _a0-521-80256-3
041 _aeng
082 _aX
_bp4
100 _aRay, Subhash C .
245 0 _aData envelopment analysis: theory and techniques for economics and operations research /
_cby Subhash C ray.
260 _aCambridge :
_bCambridge University Press ,
_c2004
300 _axii, 353p ;
650 _aProduction(Economic theory)
942 _cTB
999 _c66333
_d66333