Drago Bokal, bokal [at] uni-mb.si
Polona Pavlič, polona.pavlic [at] uni-mb.si
Drago Bokal, University Maribor (Slovenia), bokal [at] uni-mb.si
Markus Chimani, University Osnabrück (Germany), chimani [at] uos.de
Petr Hliněný, Masaryk University Brno (Czech Republic), hlineny [at] fi.muni.cz
Gelasio Salazar, Universidad Autónoma de San Luis Potosí (Mexico), gsalazar [at] ifisica.uaslp.mx