TY - JOUR AU - O. V. Troshkin TI - Topological analysis of the structure of hydrodynamic flows JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1988 SP - 153 EP - 190 VL - 43 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1988_43_4_a5/ LA - en ID - RM_1988_43_4_a5 ER -