1. Faculty of Metallurgy and Technology, Džordža Vašingtona bb, University of Montenegro, Podgorica, Montenegro
2. Vinča Institute of Nuclear Sciences, Laboratory of Theoretical Physics and Condensed Matter Physics, University of Belgrade, PO Box 522, 11001 Belgrade, Serbia
3. Institut für Mineralogie und Kristallographie, Universität Wien − Geozentrum, Althanstra&se 14, 1090 Wien, Austria
4. Faculty of Natural Sciences and Mathematics, Džordža Vašingtona bb, University of Montenegro, Podgorica, Montenegro