@article{MZ_1978__160_172672,
     author = {Christoph Schulz and J\"urgen Bokowski},
     title = {Dichte {Klassen} konvexer {Polytope.}},
     journal = {Mathematische Zeitschrift},
     pages = {173--182},
     year = {1978},
     volume = {160},
     zbl = {0362.52006},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__160_172672/}
}