TY - JOUR AU - Yu. V. Egorov AU - M. A. Shubin TI - Linear partial differential equations. Foundations of the classical theory JO - Itogi Nauki i Tekhniki. Seriya Sovremennye Problemy Matematiki. Fundamental'nye Napravleniya PY - 1988 SP - 5 EP - 255 VL - 30 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTF_1988_30_a0/ LA - ru ID - INTF_1988_30_a0 ER -