Journal article (2004) - AL Porter (author), P.A. van der Duin (author), PA van der Duin (author), H. Linstone (author), V.A.W.J. Marchau (author), Vincent Marchau (author), VAWJ Marchau (author), G. Massari (author), I. Miles (author), M. Mogee (author), A. Salo (author), F. Scapolo (author), R. Smits (author), Wil Thissen (author), Wil A.H. Thissen (author), W. Thissen (author), W.A.H. Thissen (author), WAH Thissen (author), W.B. Ashton (author), G. Clar (author), J.F. Coates (author), K. Cuhls (author), Scott W. Cunningham (author), Scott Cunningham (author), Scott C. Cunningham (author), S Cunningham (author), S. Cunningham (author), K. Ducatel (author), L. Georgehiou (author), T. Gordon (author)

Conference paper (2004) - P.A. van der Duin (author), PA van der Duin (author), A.L Porter (author), H. Linstone (author), V. Marchau (author), G. Massari (author), I. Miles (author), M. Mogee (author), A. Salo (author), F. Scapolo (author), R. Smits (author), W.A.H. Thissen (author), WAH Thissen (author), W. Thissen (author), Wil A.H. Thissen (author), Wil Thissen (author), W. Bradford Ashton (author), G. Clar (author), J.F. Coates (author), K. Cuhls (author), S.W. Cunningham (author), K. Ducatel (author), L. Georgehiou (author), T. Gordon (author)