@article{05029615,
title = {Homology cylinders and the acyclic closure of a free group.},
journal = {Geometry \& Topology},
volume = {6},
year = {2006},
pages = {603-631},
doi = {10.2140/agt.2006.6.603},
zbl = {1149.57001},
language = {en},
url = {http://dml.mathdoc.fr/item/05029615}
}
Sakasai, Takuya. Homology cylinders and the acyclic closure of a free group.. Geometry & Topology, Tome 6 (2006) pp. 603-631. doi : 10.2140/agt.2006.6.603. http://gdmltest.u-ga.fr/item/05029615/