Conference paper (2008) - K Dixon (author), C. S. Simao Ferreira (author), Carlos Ferreira (author), Carlos Simao Ferreira (author), C. S. Ferreira (author), C. Hofemann (author), G.J.W. van Bussel (author), Gerard van Bussel (author), G.A.M. van Kuik (author), Gijs van Kuik (author)