[1] Camassa R, Holm D D. An integrable shallow water equation with peaked solutions. Phys Rev Lett, 1993,
71: 1663-1664

[2] Constaintin A, Escher T. Well-posedness, global existence, and blow up phenomena for a peridic quasi-
linear hyperbolic equation. Comm pure Appl Math, 1998, 51: 475-504

[3] Constaintin A, Escher J. Global existence and blow-up for a shallow water equation. Annali Sci Norm Sup
Pisa, 1998, 26: 303-328

[4] Constaintin A, Escher. J. Global weak solutions for a shallow water equation. Indiana Uinv Math J, 1998,
47: 1527-1545

[5] Rodriguez-Blanco G. On the cauchy problem for the Camassa-Holm equation. Nonlinaer Analysis, 2001,
46: 309-327

[6] Temam R. Infinite Dimensional Dynamical Systems in Mechnics and Physics. 2nd ed. Belin: Springer,
1998