@article{MZM_1987_42_6_a6,
     author = {V. F. Butuzov and A. B. Vasil'eva},
     title = {Asymptotic of a solution of contrast-structure type},
     journal = {Matemati\v{c}eskie zametki},
     pages = {831--841},
     publisher = {mathdoc},
     volume = {42},
     number = {6},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1987_42_6_a6/}
}