@article{DAN_1986_291_2_a10,
     author = {N. R. Sibgatullin},
     title = {Lie{\textendash}B\"acklund groups of certain model equations of continuum mechanics and classical fields},
     journal = {Doklady Akademii Nauk},
     pages = {302--305},
     year = {1986},
     volume = {291},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_291_2_a10/}
}