Journal article (1998) - YQ Cui (author), WJ Okkerse (author), RGJM van der Lans (author), R.G.J.M. Lans (author), Rob G.J.M.van der van der Lans (author), R.G.J.M. van der Lans (author), Rob G.J.M.van der Lans (author), RGJM Lans (author), KChAM Luyben (author), Luyben K.C.A.M. (author), KChAM K.C.A.M. (author), Luyben Luyben (author)