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@article{NSJOM_2008_38_3a_20, author = {E. G. Celakovska\'c}, title = {On {Isometry} {Links} between {4-Velocity} {Vectors}}, journal = {Novi Sad Journal of Mathematics}, pages = {165-172}, publisher = {mathdoc}, volume = {38}, number = {3}, year = {2008}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_20/} }
E. G. Celakovskać. On Isometry Links between 4-Velocity Vectors. Novi Sad Journal of Mathematics, Tome 38 (2008) no. 3. http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_20/