References
- Tran. Amer. Math. Soc. v.277 Viscosity solutions of Hamilton-Jacobi equations M. G. Crandall;P. L. Lions
- Bull. Austral. Math. Soc. v.51 Regularity for Hamilton-Jacobi equations via approximation B. I. Hong
- Pitman Research Notes Series Generalized solutions of Hamilton-Jacobi equations P. L. Lions
- J. Differential Equations v.56 Existence of Viscosity solutions of Hamilton-Jacobi equations in one space demension P. E. Souganidis