Submodular linear programs on forestsUlrich Faigle; Walter Kern · Mathematical Programming · 1996

Approximate Core Allocation for Binpacking GamesFaigle, Ulrich; Kern, Walter · SIAM Journal on Discrete Mathematics · 1998

Some Convergence Results for Probabilistic Tabu SearchFaigle, Ulrich; Kern, Walter · ORSA Journal on Computing · 1992

On some approximately balanced combinatorial cooperative gamesUlrich Faigle; Walter Kern · Mathematical Methods of Operations Research (ZOR) · 1993

On the core of ordered submodular cost gamesUlrich Faigle; Walter Kern · Mathematical Programming · 2000

A Characterization of Nonnegative Box-Greedy MatricesFaigle, Ulrich; Hoffman, Alan J.; Kern, Walter · SIAM Journal on Discrete Mathematics · 1996

On the average rank of LYM-setsPéter L. Erdős; Ulrich Faigle; Walter Kern · 1995

Note on the game chromatic index of treesPeter L. Erdös; Ulrich Faigle; Winfried Hochstättler; Walter Kern · 2004