Dahl, P., & Foland, K. (2008). Concentric slow cooling of a low P-high T terrain: Evidence from 1600-1300 Ma mica dates in the 1780-1700 Ma Black Hills orogen, South Dakota, USA. American Mineralogist. https://oaks.kent.edu/node/7353
Dahl, Peter, and Kenneth Foland. 2008. “Concentric Slow Cooling of a Low P-High T Terrain: Evidence from 1600-1300 Ma Mica Dates in the 1780-1700 Ma Black Hills Orogen, South Dakota, USA”. American Mineralogist. https://oaks.kent.edu/node/7353.
Dahl, P., and K. Foland. Concentric Slow Cooling of a Low P-High T Terrain: Evidence from 1600-1300 Ma Mica Dates in the 1780-1700 Ma Black Hills Orogen, South Dakota, USA. American Mineralogist, 1 Aug. 2008, https://oaks.kent.edu/node/7353.