1. Regularity properties of flows through porous media;Aronson;SIAM J. Appl. Math.,1969
2. Regularity properties of flows through porous media: a counterexample;Aronson;SIAM J. Appl. Math.,1970
3. Aronson D.G. & Benilan Ph., Régularité des solutions de l'équation des milieux poreux dans RN,C.R. Acad. Sci. Paris (to appear).
4. On the self-similar solutions of the Cauchy problem for nonlinear parabolic equation of non-stationary filtration;Barenblatt;Prikl. Mat, i Mekh.,1956
5. Brezis H. & Crandall M.G., Uniqueness of solutions of the initial value problem for ut − Δϕ(u)=0,J. Math. Pures Appl. (to appear).