TY - JOUR AU - Hassan Attiya Hussain TI - Estimation of the exponential growth of the solutions of certain linear partial differential equations with a highest order term JO - Differencialʹnye uravneniâ PY - 1976 SP - 2279 EP - 2280 VL - 12 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1976_12_12_a21/ LA - ru ID - DE_1976_12_12_a21 ER -