%0 Journal Article %A Dmitry Portnyagin %T Hölder continuity of weak solutions to nondiagonal singular parabolic systems of three equations %J Annales Polonici Mathematici %D 2006 %P 205-227 %V 88 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap88-3-2/ %R 10.4064/ap88-3-2 %G en %F 10_4064_ap88_3_2