@article{BAG_1985__19_138289,
     author = {LUDWIG STAMMLER},
     title = {Klassifikation ebener {Dreiecke} nach {Abstandsrelationen}},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {5--32},
     publisher = {mathdoc},
     volume = {19},
     year = {1985},
     zbl = {0568.51026},
     url = {http://geodesic.mathdoc.fr/item/BAG_1985__19_138289/}
}