Dahl, P., Hamilton, M., Wooden, J., Foland, K., Frei, R., McCombs, J., & Holm, D. (2006). 2480 Ma Mafic Magmatism in the Northern Black Hills, South Dakota: A New Link Connecting the Wyoming and Superior Cratons. Canadian Journal of Earth Sciences. https://doi.org/http://dx.doi.org/10.1139/e06-066
Dahl, Peter, Michael Hamilton, Joseph Wooden, Kenneth Foland, Robert Frei, James McCombs, and Daniel Holm. 2006. “2480 Ma Mafic Magmatism in the Northern Black Hills, South Dakota: A New Link Connecting the Wyoming and Superior Cratons”. Canadian Journal of Earth Sciences. https://doi.org/http://dx.doi.org/10.1139/e06-066.
Dahl, P., M. Hamilton, J. Wooden, K. Foland, R. Frei, J. McCombs, and D. Holm. 2480 Ma Mafic Magmatism in the Northern Black Hills, South Dakota: A New Link Connecting the Wyoming and Superior Cratons. Canadian Journal of Earth Sciences, 23 May 2006, doi:http://dx.doi.org/10.1139/e06-066.