@article{1077228942,
author = {Neumann, Walter D. and Yang, Jun},
title = {Bloch invariants of hyperbolic $3$ -manifolds},
journal = {Duke Math. J.},
volume = {100},
number = {1},
year = {1999},
pages = { 29-59},
language = {en},
url = {http://dml.mathdoc.fr/item/1077228942}
}
Neumann, Walter D.; Yang, Jun. Bloch invariants of hyperbolic $3$ -manifolds. Duke Math. J., Tome 100 (1999) no. 1, pp. 29-59. http://gdmltest.u-ga.fr/item/1077228942/