@article{1183524153, author = {Kuiper, Nicolaas H.}, title = {A continuous function with two critical points}, journal = {Bull. Amer. Math. Soc.}, volume = {67}, number = {6}, year = {1961}, pages = { 281-285}, language = {en}, url = {http://dml.mathdoc.fr/item/1183524153} }
Kuiper, Nicolaas H. A continuous function with two critical points. Bull. Amer. Math. Soc., Tome 67 (1961) no. 6, pp. 281-285. http://gdmltest.u-ga.fr/item/1183524153/