@article{01347804,
title = {Mapping tori of free group automorphisms are coherent.},
journal = {Annals of Mathematics. Second Series},
volume = {150},
year = {1999},
pages = {1061-1077},
doi = {10.2307/121081},
zbl = {0938.20022},
language = {en},
url = {http://dml.mathdoc.fr/item/01347804}
}
Feighn, Mark; Handel, Michael. Mapping tori of free group automorphisms are coherent.. Annals of Mathematics. Second Series, Tome 150 (1999) pp. 1061-1077. doi : 10.2307/121081. http://gdmltest.u-ga.fr/item/01347804/