TY - JOUR AU - N. S. Smirnova TI - Calculation of the wave fields for multiple waves near the point of origin JO - Zapiski Nauchnykh Seminarov POMI PY - 1968 SP - 212 EP - 240 VL - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1968_9_a10/ LA - ru ID - ZNSL_1968_9_a10 ER -