TY - JOUR AU - S. M. Frolovichev TI - An Analog of Andre's Re ection Principle for Diffusion Processes with a Small Parameter JO - Differencialʹnye uravneniâ PY - 2001 SP - 800 EP - 808 VL - 37 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_6_a10/ LA - ru ID - DE_2001_37_6_a10 ER -