TY - JOUR AU - V. A. Vol'pert AU - A. I. Vol'pert TI - Bifurcations of waves described by parabolic systems in a circular cylinder JO - Differencialʹnye uravneniâ PY - 1985 SP - 1068 EP - 1070 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_6_a19/ LA - ru ID - DE_1985_21_6_a19 ER -