@article{AIHPA_1977__27_2_145_0,
     author = {Ba\.za\'nski, Stanislaw L.},
     title = {Dynamics of relative motion of test particles in general relativity},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {145--166},
     publisher = {Gauthier-Villars},
     volume = {27},
     number = {2},
     year = {1977},
     mrnumber = {469067},
     zbl = {0377.53015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AIHPA_1977__27_2_145_0/}
}