Conference paper (2011) - Richard de Jager (author), R.R. De Jager (author), Richard De Jager (author), R.R. de Jager (author), LCH Braakenburg (author), M.A. Hicks (author), M. Hicks (author), MA Hicks (author), Michael Hicks (author), Michael A. Hicks (author), M. A. Hicks (author), Michael Anthony Hicks (author), F Molenkamp (author), F. Molenkamp (author)