Holm, D., Schneider, D., & Chandler, V. (2007). Proterozoic Tectonic and Crustal Evolution of the Upper Great Lakes Region, North America. Elsevier Science. https://doi.org/10.1016/J.PRECAMRES.2007.06.002
Holm, Daniel, David Schneider, and Val Chandler. 2007. “Proterozoic Tectonic and Crustal Evolution of the Upper Great Lakes Region, North America”. Elsevier Science. https://doi.org/10.1016/J.PRECAMRES.2007.06.002.
Holm, D., D. Schneider, and V. Chandler. Proterozoic Tectonic and Crustal Evolution of the Upper Great Lakes Region, North America. Elsevier Science, 1 Aug. 2007, doi:10.1016/J.PRECAMRES.2007.06.002.