@article{Hauptmann, A.2013, author = "B. Graue and K. Simon and R. Dohrmann and Andreas Kronz", abstract = "Arch{\"a}ometrie und Denkmalpflege 2013, Metalla Sonderheft 6:181-186.", issn = "0947-6229", pages = "181-186", title = "{D}ie {V}erwitterung des {D}rachenfels {T}rachyts am {K}{\"o}lner {D}om", year = "2013", }