TY - JOUR AU - D. E. Pelinovsky AU - C. Sulem TI - Asymptotic approximations for a new eigenvalue in linear problems without a threshold JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2000 SP - 118 EP - 127 VL - 122 IS - 1 UR - http://geodesic.mathdoc.fr/item/TMF_2000_122_1_a9/ LA - ru ID - TMF_2000_122_1_a9 ER -