, University of Niš, Faculty of Civil Engineering and Architecture, Niš, Serbia (Serbia)
, Javno komunalno podjetje Šalovci d.o.o. (Slovenia)
, Active Society Foundation, 1095 Budapest, Hungary (Hungary)
, University of Jember, Faculty of Agricultural Technology, Department of Agricultural Engineering, Jember, Indonesia (Indonesia)
, University of Maribor, Faculty of Agriculture and Life Sciences (Slovenia)
, University of Maribor, Faculty of Arts, Maribor, Slovenia; University of Maribor, Faculty of Natural Sciences and Mathematics, Maribor, Slovenia
, Institute of Geoinformatics, VSB - Technical University of Ostrava, Czech Republic (Czechia)
, Geological Survey of Slovenia, Ljubljana (Slovenia)