@article{TIMM_2003_9_1_a2,
     author = {V. V. Belov and S. Yu. Dobrokhotov and S. O. Sinitsyn},
     title = {Asymptotic solutions of the {Schr\"odinger} equation in thin tubes},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {15--25},
     year = {2003},
     volume = {9},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2003_9_1_a2/}
}