TY - JOUR AU - A. F. Ulitko AU - A. G. Kiselevskii AU - L. Shorfi TI - Distribution of the eigenvalues of the Sturm--Liouville operator in the Dirichlet problem for a truncated wedge JO - Differencialʹnye uravneniâ PY - 1993 SP - 139 EP - 144 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1993_29_1_a17/ LA - ru ID - DE_1993_29_1_a17 ER -