@article{GDZPPN00231312X,
title = {Lower Bounds for the Order of K2(ZG) and Wh2(G).},
journal = {Mathematische Annalen},
volume = {219},
year = {1976},
pages = {97-104},
url = {http://dml.mathdoc.fr/item/GDZPPN00231312X}
}
Stein, Michael R.; Dennis, R.Keith; Keating, Michael E. Lower Bounds for the Order of K2(ZG) and Wh2(G).. Mathematische Annalen, Tome 219 (1976) pp. 97-104. http://gdmltest.u-ga.fr/item/GDZPPN00231312X/