@article{GDZPPN002332949,
title = {On Drinfeld's universal formal group over the p-adic upper half plane.},
journal = {Mathematische Annalen},
volume = {283},
year = {1989},
pages = {647-674},
zbl = {0682.14032},
url = {http://dml.mathdoc.fr/item/GDZPPN002332949}
}
Teitelbaum, Jeremy. On Drinfeld's universal formal group over the p-adic upper half plane.. Mathematische Annalen, Tome 283 (1989) pp. 647-674. http://gdmltest.u-ga.fr/item/GDZPPN002332949/