@article{GDZPPN002313219,
title = {On the Openness of the Barycentre Map.},
journal = {Mathematische Annalen},
volume = {219},
year = {1976},
pages = {207-212},
zbl = {0321.46004},
url = {http://dml.mathdoc.fr/item/GDZPPN002313219}
}
O'Brien, Richard C. On the Openness of the Barycentre Map.. Mathematische Annalen, Tome 219 (1976) pp. 207-212. http://gdmltest.u-ga.fr/item/GDZPPN002313219/