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@article{SMJ2_2003_29_4_a3, author = {Wirths, Karl-Joachim}, title = {The {Koebe} {Domain} for {Concave} {Univalent} {Functions}}, journal = {Serdica Mathematical Journal}, pages = {355--360}, publisher = {mathdoc}, volume = {29}, number = {4}, year = {2003}, language = {en}, url = {http://geodesic.mathdoc.fr/item/SMJ2_2003_29_4_a3/} }
Wirths, Karl-Joachim. The Koebe Domain for Concave Univalent Functions. Serdica Mathematical Journal, Tome 29 (2003) no. 4, pp. 355-360. http://geodesic.mathdoc.fr/item/SMJ2_2003_29_4_a3/