TY - JOUR AU - V. G. Krasavin AU - M. M. Popov TI - Excitation coefficients of the whispering gallery waves in a vicinity of concave boundary with curvature vanishing at a point JO - Zapiski Nauchnykh Seminarov POMI PY - 1980 SP - 138 EP - 145 VL - 99 UR - http://geodesic.mathdoc.fr/item/ZNSL_1980_99_a12/ LA - ru ID - ZNSL_1980_99_a12 ER -