1. Faculty of Geosciences, Department of Mining Engineering, University “Isa Boletini” Mitrovice, St. “Ukshin Kovacica”, 40000 Mitrovice, Kosovo
2. Research Center of Post-Mining, TH Georg Agricola University, 44787 Bochum, Germany
3. Department of Civil, Chemical, Environmental and Materials Engineering, University of Bologna, Via Terracini 28, 40121 Bologna, Italy