Fernandez, M., Duncan, C. & Mabee, S. B. Well Inventory of the Ayer quadrangle, Massachusetts. Well Inventory (2006).

Fernandez, M. Well Inventory of the Westford quadrangle, Massachusetts. Well Inventory (2009).

Robinson, P. & Fernandez, M. Preliminary bedrock geologic map of the Orange 7.5' quadrangle, Massachusetts (including portions of the Millers Falls and Athol 7.5' quadrangles). Open File Report (2008).