TY - JOUR AU - A. V. Pukhlikov TI - The Geometry of Discontinuous Systems Near a Hyperbolic Singular Point of the Sliding Field JO - Differencialʹnye uravneniâ PY - 2001 SP - 352 EP - 374 VL - 37 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_3_a6/ LA - ru ID - DE_2001_37_3_a6 ER -