1. Studies in gneiss and granite. II, The feldspar equilibrium temperature in granitic rocks of the pre-Cambrian of southern Norway;Barth;Norske Vidensk. Akad. Oslo, Skr. I, Mat. Nat. Vidensk. Kl.,1956
2. Additional data for the two-feldspar geothermometer;Barth;Lithos,1968
3. Peristerite unmixing in the plagioclases and metamorphic facies series;Brown;Norsk Geol. Tidsskr.,1962
4. Crystallographic aspects of feldspars in metamorphism;Brown;Control of metamorphism, London,1965
5. The microcline-sanidine stability relation;Goldsmith;Geochim. et Cosmochim. Acta,1954