@article{ND_2011_7_3_a12,
     author = {A. V. Tsiganov},
     title = {On deformations of the canonical {Poisson} bracket for the nonholonomic {Chaplygin} and the {Borisov--Mamaev--Fedorov} systems on zero-level of the area {integral.~I}},
     journal = {Russian journal of nonlinear dynamics},
     pages = {577--599},
     publisher = {mathdoc},
     volume = {7},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2011_7_3_a12/}
}