@article{AIHPB_2005__41_1_1_0, author = {Sued, M.}, title = {Regularity properties of the diffusion coefficient for a mean zero exclusion process}, journal = {Annales de l'I.H.P. Probabilit\'es et statistiques}, pages = {1--33}, publisher = {Elsevier}, volume = {41}, number = {1}, year = {2005}, doi = {10.1016/j.anihpb.2003.05.001}, mrnumber = {2110444}, zbl = {1073.60098}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.anihpb.2003.05.001/} }