1. Faculty of Graphic Arts, University of Zagreb, Getaldićeva 2, 10000 Zagreb, Croatia
2. Faculty of Chemical Engineering and Technology, University of Zagreb, Trg Marka Marulića 19, 10000 Zagreb, Croatia
3. Pulp and Paper Institute, Bogišićeva ulica 8, 1000 Ljubljana, Slovenia
4. Danfoss Trata d.o.o., Jožeta Jame 16, 1210 Šentvid, Slovenia