Øyvind Grøn, Oslo University College Faculty of Engineering, Oslo, Norway; Sigbjorn Hervik, Dalhousie University Dept. Mathematics & Statistics, Halifax, NS, Canada / 2007-05-04 / Springer New York
Akihito Hora, Okayama University Fac. Environmental Sci. & Technology, Okayama, Japan; Nobuaki Obata, Tohoku University Graduate School of Information Sciences, Sendai, Japan / 2007-05-02 / Springer Berlin Heidelberg