Ludman, A., Aleinikoff, J., Berry IV, H. N., & Hopeck, J. T. (2018). SHRIMP U–Pb zircon evidence for age, provenance, and tectonic history of early Paleozoic Ganderian rocks, east-central Maine, USA. Atlantic Geoscience, 54, 335–387. https://doi.org/10.4138/atlgeol.2018.012