TY - JOUR AU - R. A. Aleksandryan TI - Discontinuous solutions of the first boundary value problem for the equation of the vibrating string JO - Doklady Akademii Nauk PY - 1960 SP - 503 EP - 506 VL - 134 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_134_3_a0/ LA - ru ID - DAN_1960_134_3_a0 ER -