{"id":"000026552","type":"book","title":"Porphyrische Kupfererzlagerstätten Perus.- Stuttgart","container-title":"Erzmetall; 22.1969, No.8, S.385-390: 5 Ill. ( 1 Kt","author":[{"family":"Schulz","given":"Gört-Guido"}],"issued":{"raw":"1969"}}