Rudna Glava is a place of copper mining and metallurgy, located on the hill of Choka Oknji. The beginnig of mining dates back to the Vth millennium BC.
- Borisilav Jovanović, Aleksandar Petrović - http://www.paundurlic.com/e_rglava.htm
- William O'Brien,Prehistoric Copper Mining in Europe: 5500-500 BC, OUP 2015, pp. 40ff