1. Ayotte, J.D. , Nielsen, M.G., Robinson, G.R., Jr, Moore, R.B., Relation of arsenic, iron, manganese in ground water to aquifer type, bedrock lithogeochemistry, and land use in the New England coastal basins. Water Resources Investigations Report, 1999-4162 1999. US Geological Survey.
2. Arsenic in Groundwater in Eastern New England: Occurrence, Controls, and Human Health Implications
3. Ayuso, R.A. , Foley, N.K., Arsenic in New England: Mineralogical and geochemical studies of sources and enrichment pathways. Open-File Report, 2002-454 2002. US Geological Survey.
4. Ayuso, R.A. , Foley, N.K., Geochemical and isotopic constraints on the sources of arsenic in groundwater from Coastal Maine. In: Wanty, R. B., Seal, R. R. (eds) Water-Rock Interaction, Proceedings of the Eleventh International Symposium on Water-Rock Interaction.1 2004. 801–805 Balkema, London.