@article{DE_1995_31_1_a17,
     author = {D. B. Silin},
     title = {Multivalued integration and viscosity solutions of the {Hamilton{\textendash}Jacobi} equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {129--137},
     year = {1995},
     volume = {31},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1995_31_1_a17/}
}