@article{2344, author = {Endler, Otto}, title = {?ber Potenzreihen in filtrierten Gruppen}, journal = {Portugaliae mathematica}, volume = {19}, year = {1960}, pages = {81-99}, zbl = {0117.27002}, mrnumber = {0133371}, language = {de}, url = {http://dml.mathdoc.fr/item/2344} }
Endler, Otto. �?ber Potenzreihen in filtrierten Gruppen. Portugaliae mathematica, Tome 19 (1960) pp. 81-99. http://gdmltest.u-ga.fr/item/2344/