@article{MZ_1995__218_4_174723,
     author = {Wilderich Tuschmann},
     title = {Hausdorff convergence and the fundamental group.},
     journal = {Mathematische Zeitschrift},
     pages = {207--212},
     publisher = {mathdoc},
     volume = {218},
     number = {4},
     year = {1995},
     zbl = {0814.53036},
     url = {http://geodesic.mathdoc.fr/item/MZ_1995__218_4_174723/}
}