@article{AIHPB_2005__41_3_269_0, author = {El Karoui, Nicole and F\"ollmer, Hans}, title = {A non-linear {Riesz} respresentation in probabilistic potential theory}, journal = {Annales de l'I.H.P. Probabilit\'es et statistiques}, pages = {269--283}, publisher = {Elsevier}, volume = {41}, number = {3}, year = {2005}, doi = {10.1016/j.anihpb.2004.07.004}, mrnumber = {2139020}, zbl = {1078.60058}, language = {en}, url = {http://archive.numdam.org/articles/10.1016/j.anihpb.2004.07.004/} }