@article{2514, author = {Gross, Benjamin I.}, title = {Lie groups in the groups of formal power series}, journal = {Portugaliae mathematica}, volume = {26}, year = {1967}, pages = {79-81}, zbl = {0203.03701}, mrnumber = {0248276}, language = {en}, url = {http://dml.mathdoc.fr/item/2514} }
Gross, Benjamin I. Lie groups in the groups of formal power series. Portugaliae mathematica, Tome 26 (1967) pp. 79-81. http://gdmltest.u-ga.fr/item/2514/