@article{GDZPPN002103885,
title = {Rigidity and the lower bound Theorem l.},
journal = {Inventiones mathematicae},
volume = {88},
year = {1987},
pages = {125-152},
zbl = {0624.52004},
url = {http://dml.mathdoc.fr/item/GDZPPN002103885}
}
Kalai, G. Rigidity and the lower bound Theorem l.. Inventiones mathematicae, Tome 88 (1987) pp. 125-152. http://gdmltest.u-ga.fr/item/GDZPPN002103885/