1. Aherne, S., Reynolds, N.A. and Burke, D.J. 1992. Gold mineralization in the Silurian and Ordovician of south Mayo. In: Bowden, A.A., Earls, G., O'Connor, P.G. and Pyne, J.F. (eds) The Irish Minerals Industry 1980–1990. Irish Association for Economic Geology, Dublin, 39–50.
2. Aitchison J. 1986. The Statistical Analysis of Compositional Data . Chapman and Hall New York 416 p.
3. Ander, E.L., Smith, B. and Reeder, S. 2006. Thematic interpretation of stream water chemistry. In: De Vos, W. and Tarvainen, T. (Chief eds) Salminen, R., Reeder, S., De Vivo, B., Demetriades, A., Pirc, S., Batista, M.J., Marsina, K., Ottesen, R.T., O'Connor, P.J., Bidovec, M., Lima, A., Siewers, U., Smith, B., Taylor, H., Shaw, R., Salpeteur, I., Gregorauskiene, V., Halamic, J., Slaninka, I., Lax, K., Gravesen, P., Birke, M., Breward, N., Ander, E.L., Jordan, G., Duris, M., Klein, P., Locutura, J., Bel-lan, A., Pasieczna, A., Lis, J., Mazreku, A., Gilucis, A., Heitzmann, P., Klaver, G. and Petersell, V. FOREGS Geochemical Atlas of Europe. Part 2 – Interpretation of Geochemical Maps, Additional Tables, Figures, Maps, and Related Publications. Geological Survey of Finland, Espoo, 33–35, http://weppi.gtk.fi/publ/foregsatlas/articles/Annex%201.pdf
4. Arkle Resources 2021. Inishowen Gold Project https://arkleresources.com/wp-content/uploads/2021/06/INISHOWEN-GOLD-PROJECT-2021.pdf