@Article{ carjimsan06, author = { Carlier, Guillaume and Jimenez, ChloƩ and Santambrogio, Filippo }, title = { Optimal transportation with traffic congestion and Wardrop equilibria }, journal = { SIAM J. Control and Optimization }, year = { 2008 }, volume = { 47 }, number = { 3 }, pages = { 1330-1350 }, URL = { http://cvgmt.sns.it/paper/1341/ }, note = { cvgmt preprint} }