Extremal Graph Problems for Graphs with a Color-Critical Vertex. - Christoph Hundack; Hans Jürgen Prömel; Angelika Steger (Comb. Probab. Comput., 1993)

ArchE: A Graph Drawing System for Archaeology. - Christoph Hundack; Petra Mutzel; Igor Pouchkarev; Stefan Thome (GD, 1997)