@article{GDZPPN002384957, title = {A problem concerning cluster sets of analytic functions.}, journal = {Mathematische Zeitschrift}, volume = {62}, year = {1955}, pages = {99-110}, zbl = {0065.30601}, url = {http://dml.mathdoc.fr/item/GDZPPN002384957} }
Seidel, W.; Bagemihl, F. A problem concerning cluster sets of analytic functions.. Mathematische Zeitschrift, Tome 62 (1955) pp. 99-110. http://gdmltest.u-ga.fr/item/GDZPPN002384957/