Existence and construction of anisotropic solutions to the multidimensional equation of nonlinear diffusion. II. Rudykh, G.A.; Semenev, Eh.I. — 2001 Siberian Mathematical Journal
Existence and construction of anisotropic solutions to the multidimensional equation of nonlinear diffusion. I. Rudykh, G.A.; Semenov, Eh.I. — 2000 Siberian Mathematical Journal