On the Existence of Square Roots in certain Rings of Power Series.
Mathematische Annalen, Tome 158 (1965), pp. 82-89
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ZblW.G. BROWN. On the Existence of Square Roots in certain Rings of Power Series.. Mathematische Annalen, Tome 158 (1965), pp. 82-89. http://geodesic.mathdoc.fr/item/MAN_1965__158_161257/
@article{MAN_1965__158_161257,
author = {W.G. BROWN},
title = {On the {Existence} of {Square} {Roots} in certain {Rings} of {Power} {Series.}},
journal = {Mathematische Annalen},
pages = {82--89},
year = {1965},
volume = {158},
zbl = {0136.02503},
url = {http://geodesic.mathdoc.fr/item/MAN_1965__158_161257/}
}