000 00537nam a2200181Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a658.57
_bC289(205)
100 _aSrinivasan V
245 _aDuality in the transporation model 1
260 _aPittsburgh
_bCIT
_c1970
440 _aCarnegie Institute of Technology: management science research report; no. 205
500 _av.2 - Series no. 210
650 _aTransportation model
700 _aThompson G L
_4Auth.
942 _cBK
999 _c92887
_d92887