@article{05191451,
title = {Groupoids, the Phragmen-Brouwer property, and the Jordan curve theorem.},
journal = {Journal of Homotopy and Related Structures},
volume = {1},
year = {2006},
pages = {175-183},
zbl = {1155.57020},
language = {en},
url = {http://dml.mathdoc.fr/item/05191451}
}
Brown, Ronald. Groupoids, the Phragmen-Brouwer property, and the Jordan curve theorem.. Journal of Homotopy and Related Structures, Tome 1 (2006) pp. 175-183. http://gdmltest.u-ga.fr/item/05191451/