@article{ND_2008_4_3_a4,
     author = {V. G. Marikhin and V. V. Sokolov},
     title = {On the reduction of the pair of hamiltonians quadratic in momenta to canonic form and real partial separation of variables for the {Clebsch} top},
     journal = {Russian journal of nonlinear dynamics},
     pages = {313--322},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2008_4_3_a4/}
}