{"id":"000030015","type":"book","title":"Trace-element fingerprinting as a guide to the geographic sources of native copper / George Rapp, Jr. [u.a.]. - o.O","container-title":"Journal of metals ; 32.1980, S. 35-45 : 4 Ill. ; 7 Tab","author":[{"family":"Rapp","given":"George Robert"}],"issued":{"raw":"1980"}}