%0 Journal Article %A E. A. Kalita %T Conditions for the existence of a fundamental solution of quasilinear elliptic equations and higher-order systems with discontinuous coefficients %J Matematičeskie zametki %D 1993 %P 132-134 %V 54 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1993_54_6_a11/ %G ru %F MZM_1993_54_6_a11