@article{GDZPPN002052377,
title = {Bewegungsgruppen in mehrdimensionalen R\"aumen.},
journal = {Commentarii mathematici Helvetici},
volume = {9},
year = {1936},
pages = {284-302},
zbl = {0016.39402},
url = {http://dml.mathdoc.fr/item/GDZPPN002052377}
}
Burckhardt, Johann Jakob. Bewegungsgruppen in mehrdimensionalen Räumen.. Commentarii mathematici Helvetici, Tome 9 (1936) pp. 284-302. http://gdmltest.u-ga.fr/item/GDZPPN002052377/