@article{GDZPPN002291525, title = {F\"ahrten in der Laguerregeometrie.}, journal = {Mathematische Annalen}, volume = {152}, year = {1963}, pages = {66-78}, zbl = {0108.16404}, url = {http://dml.mathdoc.fr/item/GDZPPN002291525} }
Benz, W. Fährten in der Laguerregeometrie.. Mathematische Annalen, Tome 152 (1963) pp. 66-78. http://gdmltest.u-ga.fr/item/GDZPPN002291525/