@article{hal-00699227, author = {Lassonde, Marc}, title = {On the KKM principle}, journal = {HAL}, volume = {1990}, number = {0}, year = {1990}, language = {en}, url = {http://dml.mathdoc.fr/item/hal-00699227} }
Lassonde, Marc. On the KKM principle. HAL, Tome 1990 (1990) no. 0, . http://gdmltest.u-ga.fr/item/hal-00699227/