1. University of Belgrade, Faculty of Civil Engineering, Belgrade, Serbia
2. University of Belgrade, Institute of Chemistry, Technology and Metallurgy, Belgrade, Serbia
3. Institute for Technology of Nuclear and Other Mineral Raw Materials, Belgrade, Serbia
4. University of Banja Luka, Faculty of Architecture, Civil Engineering and Geodesy, Banja Luka, Republic of Srpska
5. University of Belgrade, Faculty of Technology and Metallurgy, Belgrade, Serbia