Ralf Thöle

Approximation Algorithms for 3D Orthogonal Knapsack

K. Jansen, F. Diedrich, H. Thomas, 2007, Journal of Computer Science and Technology.

Approximation Algorithms for 3D Orthogonal Knapsack

Klaus Jansen, Rolf Harren, Florian Diedrich, 2007, Journal of Computer Science and Technology.

Approximation Algorithms for Scheduling Parallel Jobs

Klaus Jansen, Ralf Thöle, K. Jansen, 2010, SIAM J. Comput..

Approximation Algorithms for Scheduling Parallel Jobs: Breaking the Approximation Ratio of 2

Klaus Jansen, Ralf Thöle, K. Jansen, 2008, ICALP.

On Approximative Algorithms for a Three-Dimensional Orthogonal Knapsack Problem

K. Jansen, F. Diedrich, H. Thomas, 2009 .