@article{GDZPPN002420481, title = {A Universal Proper G-Space.}, journal = {Mathematische Zeitschrift}, volume = {162}, year = {1978}, pages = {143-158}, language = {en}, url = {http://dml.mathdoc.fr/item/GDZPPN002420481} }
Abels, Herbert. A Universal Proper G-Space.. Mathematische Zeitschrift, Tome 162 (1978) pp. 143-158. http://gdmltest.u-ga.fr/item/GDZPPN002420481/