@article{PPN376503645+dmdlog117, title = {Beweis der Transzendenz von ... .}, booktitle = {Arithmetik, Algebra, Analysis Bd. 1}, series = {GDML\_Books}, year = {1968}, pages = {263}, url = {http://dml.mathdoc.fr/item/PPN376503645+dmdlog117} }
(éd.). Beweis der Transzendenz von ... ., dans Arithmetik, Algebra, Analysis Bd. 1, GDML_Books, (1968), p. 263. http://gdmltest.u-ga.fr/item/PPN376503645+dmdlog117/