@article{DAN_1987_294_5_a9,
     author = {V. V. Sokolov},
     title = {On the structure of an algebra of symmetries for a one-field},
     journal = {Doklady Akademii Nauk},
     pages = {1065--1069},
     publisher = {mathdoc},
     volume = {294},
     number = {5},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_294_5_a9/}
}