Caffarelli, L & Weinan, E (eds) Hyperbolic equations & frequency interactions Ed by L. Caffarelli & E. Weinan - Providence American Mathematical Society 1999 - xii 466 - IAS/Park city mathematics series 5 . ISBN: 9780821805923 Dewey Class. No.: 4.17+10.04+10.05+14.03 / CAFF