Journal article (2002) - R Sorrentino (author), T Oxley (author), E Kollberg (author), J Modelski (author), IB Vendik (author), T Berceli (author), M Salazar-Palma (author), JC Freire (author), N Uzunoglu (author), A Madjar (author), G Salmer (author), A Vander Vorst (author), L.P. Ligthart (author), P Russer (author), G Gerosa (author), G Pelosi (author), J Bach Andersen (author), AV Raisanen (author)