@article{TMF_1992_91_3_a3,
     author = {Ya. I. Granovskii and A. S. Zhedanov and I. M. Lutsenko},
     title = {Quadratic algebras and dynamics in curved {spaces.~II.} {The} {Kepler} problem},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {396--410},
     publisher = {mathdoc},
     volume = {91},
     number = {3},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1992_91_3_a3/}
}