@article{COCV_2013__19_4_1064_0,
     author = {Chen, Ping and Jiang, Feida and Yang, Xiaoping},
     title = {Two dimensional optimal transportation problem for a distance cost with a convex constraint},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {1064--1075},
     publisher = {EDP-Sciences},
     volume = {19},
     number = {4},
     year = {2013},
     doi = {10.1051/cocv/2013045},
     mrnumber = {3182681},
     zbl = {1282.49036},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2013045/}
}