@article{TMF_2010_162_2_a1,
     author = {A. V. Kiselev and J. W. van de Leur},
     title = {Symmetry algebras of {Lagrangian} {Liouville-type} systems},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {179--195},
     publisher = {mathdoc},
     volume = {162},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2010_162_2_a1/}
}