@article{RM_2002_57_6_a3,
     author = {S. Kh. Aranson and E. V. Zhuzhoma},
     title = {On asymptotic directions of semitrajectories of analytic flows on surfaces},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {1207--1209},
     publisher = {mathdoc},
     volume = {57},
     number = {6},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2002_57_6_a3/}
}