@article{GDZPPN002107961,
title = {Small cancellation theory and automatic groups.},
journal = {Inventiones mathematicae},
volume = {100},
year = {1990},
pages = {305-334},
zbl = {0714.20016},
url = {http://dml.mathdoc.fr/item/GDZPPN002107961}
}
Gersten, S.M.; Short, H.B. Small cancellation theory and automatic groups.. Inventiones mathematicae, Tome 100 (1990) pp. 305-334. http://gdmltest.u-ga.fr/item/GDZPPN002107961/