@article{GDZPPN002308851,
title = {Functorial Subgroups Commuting with Inverse Limits.},
journal = {Mathematische Annalen},
volume = {201},
year = {1973},
pages = {177-186},
zbl = {0242.13009},
url = {http://dml.mathdoc.fr/item/GDZPPN002308851}
}
Hsü, Chin-Shui. Functorial Subgroups Commuting with Inverse Limits.. Mathematische Annalen, Tome 201 (1973) pp. 177-186. http://gdmltest.u-ga.fr/item/GDZPPN002308851/