@article{GDZPPN002423871,
title = {The Homotype Type of a Combinatorially Aspherical Presentation.},
journal = {Mathematische Zeitschrift},
volume = {174},
year = {1980},
pages = {163-170},
zbl = {0421.55004},
url = {http://dml.mathdoc.fr/item/GDZPPN002423871}
}
Huebschmann, Johannes. The Homotype Type of a Combinatorially Aspherical Presentation.. Mathematische Zeitschrift, Tome 174 (1980) pp. 163-170. http://gdmltest.u-ga.fr/item/GDZPPN002423871/