STEINER-Diagrams. - Ulrich Blasum; Winfried Hochstättler; Peter Oertel (Electron. Notes Discret. Math., 1999)

Some Results on a Paint Shop Problem for Words. - Thomas Epping; Winfried Hochstättler; Peter Oertel (Electron. Notes Discret. Math., 2001)

Complexity results on a paint shop problem. - Thomas Epping; Winfried Hochstättler; Peter Oertel (Discret. Appl. Math., 2004)

Steiner diagrams and k-star hubs. - Ulrich Blasum; Winfried Hochstättler; Peter Oertel; Gerhard J. Woeginger (J. Discrete Algorithms, 2007)

Order sequencing in the automobile industry. - Thomas Epping; Winfried Hochstättler; Robert Nickel; Peter Oertel (Intelligente Systeme zur Entscheidungsunterstützung, 2008)