1. Aldwell, C.R. and others 1977 “Overcoming problems to groundwater development in the Republic of Ireland” Proceedings of Birmingham meeting of IAH.
2. “Groundwater Resources of Selected Areas of Cheju Island and the Mainland”;Burdon,1972
3. “Determining Aquifer Characteristics by the Tidal Method”;Carr;Water Res. Res.,1969
4. “Use of Harmonic Analysis to Study Tidal Fluctuations in Aquifers near the Sea”;Carr;Water Res. Res.,1971
5. Daly, E.P. 1977 “A hydrogeological investigation on Inishmaan, Aran Islands” Geological Survey of Ireland report.