TY - JOUR AU - Sh. M. Nasibov TI - Optimal constants in some Sobolev inequalities and their applications to the nonlinear Schr\"odinger equation JO - Doklady Akademii Nauk PY - 1989 SP - 538 EP - 542 VL - 307 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_307_3_a5/ LA - ru ID - DAN_1989_307_3_a5 ER -