@article{1183523881, author = {Green, Leon W.}, title = {Proof of Blaschke's sphere conjecture}, journal = {Bull. Amer. Math. Soc.}, volume = {67}, number = {6}, year = {1961}, pages = { 156-158}, language = {en}, url = {http://dml.mathdoc.fr/item/1183523881} }
Green, Leon W. Proof of Blaschke's sphere conjecture. Bull. Amer. Math. Soc., Tome 67 (1961) no. 6, pp. 156-158. http://gdmltest.u-ga.fr/item/1183523881/