THORN, R.; DREW, D.; COXON, C. The Hydrology and Caves of the Geevagh and Bricklieve Karsts, Co. Sligo. Irish Geography, [S. l.], v. 23, n. 2, p. 120–135, 2016. DOI: 10.55650/igj.1990.598. Disponível em: https://irishgeography.ie/index.php/irishgeography/article/view/598. Acesso em: 5 may. 2024.