@article{GDZPPN002443643, title = {Hausdorff convergence and the fundamental group.}, journal = {Mathematische Zeitschrift}, volume = {220}, year = {1995}, pages = {207-212}, zbl = {0814.53036}, url = {http://dml.mathdoc.fr/item/GDZPPN002443643} }
Tuschmann, Wilderich. Hausdorff convergence and the fundamental group.. Mathematische Zeitschrift, Tome 220 (1995) pp. 207-212. http://gdmltest.u-ga.fr/item/GDZPPN002443643/