Günter Rote

There is no triangulation of the torus with vertex degrees 5, 6, ... , 6, 7 and related results: geometric proofs for combinatorial theorems

John M. Sullivan, Boris Springborn, Ivan Izmestiev, 2012, Geometriae Dedicata.

Finitely many smooth d-polytopes with n lattice points

Francisco Santos, Hal Schenck, Tristram Bogart, 2010, 1010.3887.