{"id":"000990600","type":"book","title":"Der römische Bergbau in Ravna: archäeologische Notizen","publisher-place":"Bor-Belgrade","pages":"195-202","container-title":"Ancient mining and metallurgy in Southeast Europe. International Symposium, Donji Milanovac, may 20-25, 1990","author":[{"family":"Petrović","given":"Petar"}],"issued":{"raw":"1995"}}