@article{1183528182, author = {Savage, Nevin}, title = {Ahlfors' conjecture concerning extreme Sario operators}, journal = {Bull. Amer. Math. Soc.}, volume = {72}, number = {4}, year = {1966}, pages = { 720-724}, language = {en}, url = {http://dml.mathdoc.fr/item/1183528182} }
Savage, Nevin. Ahlfors' conjecture concerning extreme Sario operators. Bull. Amer. Math. Soc., Tome 72 (1966) no. 4, pp. 720-724. http://gdmltest.u-ga.fr/item/1183528182/