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@article{JDM_1974__76_146635, author = {H.S. Shapiro}, title = {The {Winding} of an {Analytic} {Function.}}, journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung}, pages = {38--40}, publisher = {mathdoc}, volume = {76}, year = {1974}, zbl = {0287.30033}, url = {http://geodesic.mathdoc.fr/item/JDM_1974__76_146635/} }
H.S. Shapiro. The Winding of an Analytic Function.. Jahresbericht der Deutschen Mathematiker-Vereinigung, Tome 76 (1974), pp. 38-40. http://geodesic.mathdoc.fr/item/JDM_1974__76_146635/