@article{CM_1937__4__145_0, author = {Freudenthal, Hans}, title = {Entwicklungen von R\"aumen und ihren Gruppen}, journal = {Compositio Mathematica}, volume = {4}, year = {1937}, pages = {145-234}, zbl = {0016.28001}, language = {de}, url = {http://dml.mathdoc.fr/item/CM_1937__4__145_0} }
Freudenthal, Hans. Entwicklungen von Räumen und ihren Gruppen. Compositio Mathematica, Tome 4 (1937) pp. 145-234. http://gdmltest.u-ga.fr/item/CM_1937__4__145_0/