@article{MZ_1977__155_172538,
     author = {Paul Lorenzen},
     title = {Relativistische {Mechanik} mit klassicher {Geometrie} und {Kinematik.}},
     journal = {Mathematische Zeitschrift},
     pages = {1--10},
     publisher = {mathdoc},
     volume = {155},
     year = {1977},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1977__155_172538/}
}