00392nam a2200121Ia 4500008004100000082002300041100002300064245004900087260003300136300002900169490003300198500003900231260625b        |||||||| |||| 00| 0 eng d  a658.40321bR682.NF  aRockafellar, R. T.  aNetwork flows and monotropic optimizationb/  aNew York:bJohn Wiley,c1984  axiii, 616p. Index, Bibl.  aPure and Applied Mathematics  a"A Wiley interscience publication"