Watts, Brandon G., Michael J. Dorais, and Robert P. Wintsch. 2000. “Geochemistry of Early Devonian Calc-Alkaline Plutons in the Merrimack Belt: Implications for Mid-Paleozoic Terrane Relationships in the New England Appalachians”. Atlantic Geoscience 36 (2/3). https://doi.org/10.4138/2013.