POTHIER, H. D.; WALDRON, J. W.; WHITE, C. E.; DUFRANE, S. A.; JAMIESON, R. A. Stratigraphy, provenance and tectonic setting of the Lumsden Dam and Bluestone Quarry formations (Lower Ordovician), Halifax Group, Nova Scotia, Canada. Atlantic Geology, v. 51, p. 051 - 083, 15 Feb. 2015.