@article{02105188,
title = {Nonpositively curved 2-complexes with isolated flats.},
journal = {Geometry \& Topology},
volume = {8},
year = {2004},
pages = {205-275},
doi = {10.2140/gt.2004.8.205},
zbl = {1063.20048},
language = {en},
url = {http://dml.mathdoc.fr/item/02105188}
}
Hruska, G.Christopher. Nonpositively curved 2-complexes with isolated flats.. Geometry & Topology, Tome 8 (2004) pp. 205-275. doi : 10.2140/gt.2004.8.205. http://gdmltest.u-ga.fr/item/02105188/