@article{DAN_1987_292_5_a9,
     author = {A. I. Tovbis},
     title = {A method for constructing {Stokes} matrices},
     journal = {Doklady Akademii Nauk},
     pages = {1069--1073},
     year = {1987},
     volume = {292},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_292_5_a9/}
}