J.P., K., Roden-Tice, M. K. & Wintsch, R. P. Latest Paleozoic through Mesozoic faults in north-central Massachusetts and their correlations with New Hampshire. Geological Society of America - Northeastern section (Geological Society of America, 2016). doi:10.1130/abs/2016NE-272576

Peck, J. A. Digital conversion of Peck, J.H., 1975, Preliminary bedrock geologic map of the Clinton quadrangle, Worcester County, Mass., U.S. Geological Survey Open File Report 75-658. Digital Conversion (2012).