TY - JOUR AU - È. M. Saak TI - Letter to the editors: ``The solvability of the Dirichlet problem for an elliptic equation of order $2l$ in the class $W_2^{(2l)}$'' (Differencial'nye Uravnenija 9 (1973), 2048--2051) JO - Differencialʹnye uravneniâ PY - 1975 SP - 1713 VL - 11 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_9_a24/ LA - ru ID - DE_1975_11_9_a24 ER -