@article{1029002066,
author = {Hazewinkel, Michiel},
title = {Norm maps for formal groups. IV.},
journal = {Michigan Math. J.},
volume = {25},
number = {1},
year = {1978},
pages = { 245-255},
language = {en},
url = {http://dml.mathdoc.fr/item/1029002066}
}
Hazewinkel, Michiel. Norm maps for formal groups. IV.. Michigan Math. J., Tome 25 (1978) no. 1, pp. 245-255. http://gdmltest.u-ga.fr/item/1029002066/