O'Cochlain 1990, pp. 67–81. O'Cochlain, Ubert (1990). "The O'Donnells of Mayo". North Mayo Historical Society Journal. 11 (4): 67–81. Archived from the original on 22 October 2009. Retrieved 30 March 2009.
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O'Cochlain 1990, pp. 67–81. O'Cochlain, Ubert (1990). "The O'Donnells of Mayo". North Mayo Historical Society Journal. 11 (4): 67–81. Archived from the original on 22 October 2009. Retrieved 30 March 2009.