%0 Journal Article %A A. L. Kazakov %A P. A. Kuznetsov %A L. F. Spevak %T On a~degenerate boundary value problem for the porous medium equation in spherical coordinates %J Trudy Instituta matematiki i mehaniki %D 2014 %P 119-129 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2014_20_1_a11/ %G ru %F TIMM_2014_20_1_a11