@article{1183506039, author = {Jackson, S. B.}, title = {Vertices of plane curves}, journal = {Bull. Amer. Math. Soc.}, volume = {50}, number = {12}, year = {1944}, pages = { 564-578}, language = {en}, url = {http://dml.mathdoc.fr/item/1183506039} }
Jackson, S. B. Vertices of plane curves. Bull. Amer. Math. Soc., Tome 50 (1944) no. 12, pp. 564-578. http://gdmltest.u-ga.fr/item/1183506039/