@article{1183498330, author = {Robinson, R. M.}, title = {The Bloch constant $\mathfrak{A}$ for a schlicht function}, journal = {Bull. Amer. Math. Soc.}, volume = {41}, number = {12}, year = {1935}, pages = { 535-540}, language = {en}, url = {http://dml.mathdoc.fr/item/1183498330} }
Robinson, R. M. The Bloch constant $\mathfrak{A}$ for a schlicht function. Bull. Amer. Math. Soc., Tome 41 (1935) no. 12, pp. 535-540. http://gdmltest.u-ga.fr/item/1183498330/