H. D. Pothier, J. W. Waldron, C. E. White, S. A. Dufrane, and R. A. Jamieson, “Stratigraphy, provenance and tectonic setting of the Lumsden Dam and Bluestone Quarry formations (Lower Ordovician), Halifax Group, Nova Scotia, Canada”, atlgeo, vol. 51, pp. 051–083, Feb. 2015.