TY - JOUR AU - I. A. Molotkov AU - A. B. Plachenov TI - Ungtationary modes in a~thin and curved waveguide of variable width JO - Zapiski Nauchnykh Seminarov POMI PY - 1979 SP - 210 EP - 218 VL - 89 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1979_89_a14/ LA - ru ID - ZNSL_1979_89_a14 ER -