1. Atkins, F.B.: Pyroxenes of the Bushveld intrusion, South Africa. J. Petrol. 10, 229?249 (1969)
2. Binns, R.A.: Metamorphic pyroxenes from the Broken Hill district, New South Wales. Mineral. Mag. 33, 320?338 (1962)
3. Bohlen, S.R., Essene, E.J.: Feldspar and oxide thermometry of granulites in the Adirondack Highlands. Contrib. Mineral. Petrol. 62, 153?169 (1977)
4. Bonnichsen, B.: Metamorphic pyroxenes and amphiboles in the Biwabik Iron Formation, Dunka River Area, Minnesota. Mineral. Soc. Am. Spec. Papers. 2, 217?239 (1969)
5. Buddington, A.F.: Adirondack igneous rocks and their metamorphism. Geol. Soc. Am. Mem. 7, p. 354 (1939)