TY - JOUR AU - I. A. Rudakov TI - Periodic radially symmetric solution of a nonlinear wave equation in a ball JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2004 SP - 8 EP - 14 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2004_6_a1/ LA - ru ID - VMUMM_2004_6_a1 ER -