@article{RLIN_1992_9_3_3_a6,
     author = {Coti Zelati, Vittorio and Serra, Enrico},
     title = {Some properties of collision and non-collision orbits for a class of singular dynamical systems},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti Lincei. Matematica e applicazioni},
     pages = {217--222},
     publisher = {mathdoc},
     volume = {Ser. 9, 3},
     number = {3},
     year = {1992},
     zbl = {0768.34024},
     mrnumber = {997224},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLIN_1992_9_3_3_a6/}
}