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@article{MZ_1970__117_171410, author = {G\"unter Pickert}, title = {Galilei- und {Lorentz-Gruppen} in affinen {Ebenen.}}, journal = {Mathematische Zeitschrift}, pages = {83--96}, publisher = {mathdoc}, volume = {117}, year = {1970}, zbl = {0203.23002}, url = {http://geodesic.mathdoc.fr/item/MZ_1970__117_171410/} }
Günter Pickert. Galilei- und Lorentz-Gruppen in affinen Ebenen.. Mathematische Zeitschrift, Tome 117 (1970), pp. 83-96. http://geodesic.mathdoc.fr/item/MZ_1970__117_171410/