TY - JOUR AU - N. S. Nadirashvili TI - On~a~Phragmen--Lindel\"of theorem for~a~certain class of~elliptic equations of~high order JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1978 SP - 251 VL - 33 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1978_33_6_a20/ LA - en ID - RM_1978_33_6_a20 ER -