TY - JOUR AU - S. Kh. Aranson AU - E. V. Zhuzhoma TI - On asymptotic directions of semitrajectories of analytic flows on surfaces JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2002 SP - 1207 EP - 1209 VL - 57 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_2002_57_6_a3/ LA - en ID - RM_2002_57_6_a3 ER -