@article{10_2140_agt_2008_8_1333,
     author = {Noohi, Behrang},
     title = {Fundamental groups of topological stacks with the slice property},
     journal = {Algebraic and Geometric Topology},
     pages = {1333--1370},
     year = {2008},
     volume = {8},
     number = {3},
     doi = {10.2140/agt.2008.8.1333},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2008.8.1333/}
}