TY - JOUR AU - V. M. Babich AU - V. V. Kamotskii TI - On the wave field in the small neighbourhood of the point of incidence of the limiting ray JO - Zapiski Nauchnykh Seminarov POMI PY - 2000 SP - 22 EP - 32 VL - 264 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2000_264_a1/ LA - ru ID - ZNSL_2000_264_a1 ER -