TY - JOUR AU - M. V. Shamolin TI - Existence and uniqueness of trajectories that have points at infinity as limit sets for dynamical systems on the plane JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1993 SP - 68 EP - 71 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1993_1_a15/ LA - ru ID - VMUMM_1993_1_a15 ER -