@article{DAN_1980_250_1_a5,
     author = {I. Jo},
     title = {Some questions of spectral theory for the one-dimensional nonselfadjoint {Schr\"odinger} operator with potential in $L_1$},
     journal = {Doklady Akademii Nauk},
     pages = {29--31},
     publisher = {mathdoc},
     volume = {250},
     number = {1},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_250_1_a5/}
}