@article{BAG_1974__3_138107,
     author = {G. PFISTER},
     title = {Treuflache {\"Aquivalenzrelationen} in der {Kategorie} der lokal geringten {R\"aume}},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {123--130},
     publisher = {mathdoc},
     volume = {3},
     year = {1974},
     zbl = {0292.14002},
     url = {http://geodesic.mathdoc.fr/item/BAG_1974__3_138107/}
}