Conference paper (2000) - E Tangdlongga (author), JHC van Zantvoort (author), PK van Bennekom (author), RJW Jonker (author), FM Huijskens (author), H de Waardt (author), XJM Leijtens (author), MK Smit (author), YC Zhu (author), FH Groen (author)