Reference

Martin Lindner, W. Dörr, Christoph A. Hauzenberger, Daniel Reither, Fritz [Friedrich] Finger (2020): In search of the oldest rock of Austria: The Hauergraben Gneiss, a 1.40 Ga old mafic quartz-monzonitic inlayer in the Dobra Gneiss (Drosendorf Unit, Bohemian Massif) as a new candidate – Austrian Journal of Earth Sciences – 114: 29 - 45.