A Contributed Chapter to a Book:

On the Dam Problem. Handbook of Differential Equations: Stationary Partial Differential Equations,

Edited by M. Chipot and P. Quittner. Elsevier-North Holland. Volume 3, Chapter 6, 465-552, 2006

Selected Papers

1(with S. Challal)  A On the Dam Problem with Two Fluids Governed by a Nonlinear Darcy's Law.

Advances in Differential Equations, Vol. 11, No. 8, 841-892 (2006).

2. (with S. Challal)  On a class of Free Boundary Problems of type div(a(x)∇u)=-div(χ(u)H(x)).

Differential and Integral Equations, Vol. 19, No. 5, 481-516 (2006).

3. (with S. Challal)  A New Formulation of the Dam Problem.

European Journal of Applied Mathematics, Vol. 16, No. 5, 583-599 (2005).

4. (with S. Challal)  On the Continuity of the Free Boundary in Problems of type div(a(x)∇u)=-(χ(u)h(x))x₁.

Nonlinear Analysis : Theory, Methods & Applications, Vol. 62, No. 2, 283-300 (2005).

5. (with S. Challal)  A Filtration Problem through a Heterogeneous Porous Medium.

Interfaces and Free Boundaries Vol. 6, No. 1, 55-79 (2004).