%0 Journal Article %A M. V. Tuvaev %T Removable singular sets for equations of the form $\sum\dfrac{\partial}{\partial x_i}a_{ij}(x)\dfrac{\partial u}{\partial x_j}=f(x,u,\nabla u)$ %J Matematičeskie zametki %D 1992 %P 146-153 %V 52 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1992_52_3_a16/ %G ru %F MZM_1992_52_3_a16