TY - JOUR AU - A. S. Kalashnikov TI - Some problems for linear partial differential equations with constant coefficients in the entire space and for a~class of degenerate equations in a~halfspace JO - Sbornik. Mathematics PY - 1971 SP - 186 EP - 198 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1971_14_2_a1/ LA - en ID - SM_1971_14_2_a1 ER -