@article{RM_1986_41_3_a26,
     author = {A. M. Vasil'ev},
     title = {A~class of differential systems connected with the theory of solitons},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {239--240},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {1986},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1986_41_3_a26/}
}