@article{SIGMA_2016_12_a9,
     author = {Jose F. Cari\~nena and Manuel F. Ra\~nada},
     title = {Quasi-Bi-Hamiltonian {Structures} of the {2-Dimensional} {Kepler} {Problem}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2016},
     volume = {12},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2016_12_a9/}
}