@article{DAN_1984_276_2_a12,
     author = {Tran Duc Van},
     title = {Behavior of solutions of boundary value problems for nonlinear},
     journal = {Doklady Akademii Nauk},
     pages = {305--309},
     publisher = {mathdoc},
     volume = {276},
     number = {2},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_276_2_a12/}
}