@article{TMF_1984_58_2_a8,
     author = {V. S. Buslaev},
     title = {Adiabatic perturbation of a periodic potential},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {233--243},
     year = {1984},
     volume = {58},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1984_58_2_a8/}
}