Conference paper (2007) - Z Yixin (author), D Yong (author), Henk Van Van Zuylen (author), HJ Zuylen (author), Henk J. Zuylen (author), Henk J. van Zuylen (author), Henk J. Van Zuylen (author), HJ Van Zuylen (author), H.J. van Zuylen (author), Henk Van Zuylen (author), H.J. Zuylen (author), HJ van Zuylen (author), Henk van Zuylen (author), Henk Van Zuylen (author), Henk Van van Zuylen (author), Henk Zuylen (author), H.J. Van Zuylen (author), S Hoogendoorn-Lanser (author), S Hoogendoorn-Lanser (author)