1. Department of Geology; Croatian Geological Survey; Sachsova 2 10000 Zagreb Croatia
2. Leibniz Institute for Applied Geophysics (LIAG); Stilleweg 2 30655 Hannover Germany
3. University of Zagreb; Faculty of Mining, Geology and Petroleum Engineering; Pierottijeva 6 10000 Zagreb Croatia
4. University of Zagreb; Faculty of Science; Department of Geology; Horvatovac 95 10000 Zagreb Croatia
5. Department of Mineral Resources; Croatian Geological Survey; Sachsova 2 10000 Zagreb Croatia