@article{DE_1989_25_11_a22,
     author = {T. S. Aleroev and B. I. Aleroev},
     title = {Eigenfunctions and eigenvalues of a nonselfadjoint operator},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1996--1997},
     publisher = {mathdoc},
     volume = {25},
     number = {11},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_11_a22/}
}