URN:NBN:SI:doc-P007FGIO2022documents/doc/P/URN_NBN_SI_doc-P007FGIO_001.pdfdocuments/doc/P/URN_NBN_SI_doc-P007FGIO_001.txtdocuments/doc/P/URN_NBN_SI_doc-P007FGIO_001.xmljournal1854-293X221735424223872512URN:NBN:SI:doc-P007FGIOslvGeološki zavod SlovenijeMineralne surovineInCbogatenje mineralnih surovin