@article{M2AN_2007__41_6_1041_0,
     author = {Barrett, John W. and Prigozhin, Leonid},
     title = {A mixed formulation of the {Monge-Kantorovich} equations},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {1041--1060},
     publisher = {EDP-Sciences},
     volume = {41},
     number = {6},
     year = {2007},
     doi = {10.1051/m2an:2007051},
     mrnumber = {2377106},
     zbl = {1132.35333},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/m2an:2007051/}
}