TY - JOUR AU - V. Ya. Yakubov TI - Estimates for elliptic operator eigenfunctions normalized in $L_2$ JO - Doklady Akademii Nauk PY - 1984 SP - 35 EP - 37 VL - 274 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1984_274_1_a7/ LA - ru ID - DAN_1984_274_1_a7 ER -