@article{GDZPPN002308886, title = {Functions of Bounded Index and Their Logarithmic Derivatives.}, journal = {Mathematische Annalen}, volume = {201}, year = {1973}, pages = {215-224}, zbl = {0251.30026}, url = {http://dml.mathdoc.fr/item/GDZPPN002308886} }
Fricke, Gerd H. Functions of Bounded Index and Their Logarithmic Derivatives.. Mathematische Annalen, Tome 201 (1973) pp. 215-224. http://gdmltest.u-ga.fr/item/GDZPPN002308886/