An Upper Bound for the Minimum Diameter of Integral Point Sets. - Heiko Harborth; Arnfried Kemnitz; Meinhard Möller (Discret. Comput. Geom., 1993)

Weakened Ramsey Numbers. - Heiko Harborth; Meinhard Möller (Discret. Appl. Math., 1999)

Rainbows in the Hypercube. - Maria Axenovich; Heiko Harborth; Arnfried Kemnitz; Meinhard Möller; Ingo Schiermeyer (Graphs Comb., 2007)