1. Institute of Zoology, Faculty of Biology, University of Belgrade, Studentski Trg 16, RS-11000 Belgrade, Serbia
2. Faculty of Chemistry, University of Belgrade, Studentski Trg 12–16, RS-11000 Belgrade, Serbia
3. Institute of Physics Belgrade, University of Belgrade, Pregrevica 118, RS-11080 Belgrade, Serbia
4. Geographical Institute “Jovan Cvijić”, Serbian Academy of Sciences and Arts, Đure Jakšića 9, RS-11000 Belgrade, Serbia