TY - JOUR AU - A. I. Vinogradov TI - Convolutions. Comparison of spectral expansions at different vertices JO - Zapiski Nauchnykh Seminarov POMI PY - 1995 SP - 23 EP - 40 VL - 227 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1995_227_a3/ LA - ru ID - ZNSL_1995_227_a3 ER -