Conference paper (2009) - M Westerlaken (author), A.C. in 't Veld (author), Max Mulder (author), M Mulder (author), Rene van Paassen (author), M. M. van Paassen (author), M. M.(René) van Paassen (author), MM van Paassen (author), M.M. van Paassen (author), A.M.P. de Leege (author)