@article{ZNSL_1980_95_a0,
     author = {A. G. Reiman},
     title = {Integrable {Hamiltonian} systems connected with graded {Lie} algebras},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {3--54},
     publisher = {mathdoc},
     volume = {95},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_95_a0/}
}