Konstruktion regulärer Hüllen konstanter Breite.
Nontiles and nonfacets for the Euclidean space, spherical complexes and convex polytopes.
Pflasterungen des Raumes mit Pyramiden und Doppelpyramiden.
Presssigning the Shape for Bodies of Constant Width.
Locally toroidal regular polytopes of rank 4.
Manifold structures on abstract regular polytopes.
The local theorem for monotypic tilings.
Petrie-Coxeter maps revisited.
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