@article{DAN_1986_287_5_a5,
     author = {A. V. Lezhnev},
     title = {Behavior for large time values of nonnegative solutions of the},
     journal = {Doklady Akademii Nauk},
     pages = {1050--1054},
     publisher = {mathdoc},
     volume = {287},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_287_5_a5/}
}