Sources

Secondary sources (select)

McCone, Kim, “Chapter 12: A basic introduction to Middle Irish”, in: Kim McCone, A first Old Irish grammar and reader: including an introduction to Middle Irish, 3, Maynooth: Department of Old and Middle Irish, 2005. 173–217.
McCone, Kim, “Prehistoric, Old and Middle Irish”, in: Kim R. McCone, and Katharine Simms (eds), Progress in medieval Irish studies, Maynooth: Department of Old Irish, St. Patrick's College, 1996. 7–53.
Mac Eoin, Gearóid, “The dating of Middle Irish texts [Sir John Rhŷs Memorial Lecture 1981]”, Proceedings of the British Academy 68 (1982): 109–137.  
Series: Sir John Rhŷs Memorial Lectures. The article was also published as an offprint in 1983.
Mac Gearailt, Uáitéar, “Zum Irischen des 12. Jahrhunderts”, Zeitschrift für celtische Philologie 43 (1989): 11–52.