Conference paper (2013) - P Pham Quoc Cuong (author), P Pham Quoc Cuong (author), J Heisswolf (author), S Wenner (author), Z Al-Ars (author), Z. Al-Ars (author), Zaid Al-Ars (author), Zaid Al-Ars (author), JA Becker (author), KLM Bertels (author), K Bertels (author), K. Bertels (author), K.L.M. Bertels (author), Koen Bertels (author)