С 321 КЛАССИЧЕСКАЯ МЕХАНИКА / CLASSICAL MECHANICS

62.Spiridonov, V.P. Poisson Algebras for Some Generalized Eigenvalue Problems/ V.P.Spiridonov, A.S.Zhedanov // Journal of Physics A.-2004.-Vol.37, No.43.-p.10429-43 .- Bibliogr.:31.
http://dx.doi.org/10.1088/03305-4470/37/43/029.