Günther R. Raidl, Jakob Puchinger. Combining (Integer) Linear Programming Techniques and Metaheuristics for Combinatorial Optimization. Chapter in Hybrid Metaheuristics – An Emergent Approach for Combinatorial Optimization (C. Blum, M. J. Blesa Augilera, A. Roli, M. Sampels, eds.), volume 114 of Studies in Computational Intelligence, pages 31–62, 2008, Springer.