TY - JOUR AU - Ar. B. Bazarbekov AU - Ak. B. Bazarbekov TI - The Goursat and Darboux Problems for the Three-Dimensional Wave Equation JO - Differencialʹnye uravneniâ PY - 2002 SP - 660 EP - 665 VL - 38 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2002_38_5_a9/ LA - ru ID - DE_2002_38_5_a9 ER -