TY - JOUR AU - D. V. Khlopin TI - Euler's broken lines in systems with Carath\'eodory conditions JO - Trudy Instituta matematiki i mehaniki PY - 2007 SP - 167 EP - 183 VL - 13 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2007_13_2_a15/ LA - ru ID - TIMM_2007_13_2_a15 ER -