TY - JOUR AU - M. I. Èfendiev TI - Strictly hyperbolic higher-order equations in $L^p(\mathbf R^n)$, $1 JO - Differencialʹnye uravneniâ PY - 1991 SP - 312 EP - 320 VL - 27 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1991_27_2_a15/ LA - ru ID - DE_1991_27_2_a15 ER -