MAC GEARAILT, UÁITÉAR. "Cath Ruis na Ríg and Twelfth-Century Literary and Oral Tradition" Zeitschrift für celtische Philologie (ZcP), 44.1 (2009): 128-153. Retrieved 19 May. 2013, from doi:10.1515/zcph.1991.44.1.128

MAC GEARAILT, U. (2009). Cath Ruis na Ríg and Twelfth-Century Literary and Oral Tradition. Zeitschrift für celtische Philologie (ZcP), 44(1), pp. 1-367. Retrieved 19 May. 2013, from doi:10.1515/zcph.1991.44.1.128

MAC GEARAILT, UÁITÉAR. 2009. Cath Ruis na Ríg and Twelfth-Century Literary and Oral Tradition. Zeitschrift für celtische Philologie (ZcP). 44(1): 1-367. Retrieved 19 May. 2013, from doi:10.1515/zcph.1991.44.1.128