@Misc{ dalfra01, author = { Dal Maso, Gianni and Frankowska, Helene }, title = { Uniqueness of solutions to Hamilton-Jacobi equations arising in the Calculus of Variations }, journal = { Optimal Control and Partial Differential Equations. In honour of Professor Alain Bensoussan 60th Birthday (Paris, 2000), J.L. Menaldi, E. Rofman, A. Sulem ed., IOS Press, Amsterdam }, year = { 2001 }, pages = { 335-345 }, URL = { http://cvgmt.sns.it/paper/1447/ }, note = { cvgmt preprint} }