@article{1029000368, author = {Pommerenke, Ch.}, title = {On a variational method for univalent functions.}, journal = {Michigan Math. J.}, volume = {17}, number = {1}, year = {1970}, pages = { 1-3}, language = {en}, url = {http://dml.mathdoc.fr/item/1029000368} }
Pommerenke, Ch. On a variational method for univalent functions.. Michigan Math. J., Tome 17 (1970) no. 1, pp. 1-3. http://gdmltest.u-ga.fr/item/1029000368/