TY - JOUR AU - Q-Heung Choi AU - Hunan Xu TI - Nonlinear oscillations for the one-dimensional wave equation with a jump nonlinearity JO - Differencialʹnye uravneniâ PY - 2006 SP - 1380 EP - 1388 VL - 42 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2006_42_10_a8/ LA - ru ID - DE_2006_42_10_a8 ER -