{"id":"003086009","type":"article","title":"Investigating Pre-Columbian Gold and Copper in Costa Rica","publisher":"Deutsches Bergbau-Museum","publisher-place":"Bochum","pages":"149-166","container-title":"Metalla 27,2 (2023","author":[{"family":"Gassmann","given":"Guntram"},{"family":"Klein","given":"Sabine"},{"family":"Schäfer","given":"Andreas"},{"family":"Welk","given":"Elias"},{"family":"Westner","given":"Katrin"}],"issued":{"raw":"2023"}}