@article{JRAM_1962__210_150533,
     author = {Peter Dombrowski},
     title = {On the {Geometry} of the {Tangent} {Bundle.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {73--88},
     publisher = {mathdoc},
     volume = {210},
     year = {1962},
     zbl = {0105.16002},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1962__210_150533/}
}