@article{GDZPPN00210041X,
title = {A spelling theorem for staggered generalized 2-complexes, with applications.},
journal = {Inventiones mathematicae},
volume = {75},
year = {1984},
pages = {55-74},
zbl = {0544.20033},
url = {http://dml.mathdoc.fr/item/GDZPPN00210041X}
}
Howie, J.; Pride, S.J. A spelling theorem for staggered generalized 2-complexes, with applications.. Inventiones mathematicae, Tome 75 (1984) pp. 55-74. http://gdmltest.u-ga.fr/item/GDZPPN00210041X/