@book{ 0-1468809717, title = {Geologische Karte von Preußen und den thüringischen Staaten}, author = {Gagel, Curt}, address = {Berlin}, publisher = {Parey}, year = {1900}, language = {German}, note = {alte Nummer: 1485 = neue Nummer: 2952}, url = {https://katalog.ub.tu-freiberg.de/Record/0-1468809717} }