Andsu immarbáig ri Lagnib

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Initial words	‘Andsu immarbáig ri Lagnib’ » (It is difficult to contend with Leinstermen)
Ascribed to	Dubthach maccu Lugair (the poem is headed 'Dubthach hua Lugair cecinit.')
Manuscripts	Dublin, Trinity College, MS 1339 (H 2. 18) = Book of Leinster [s. xii2], p. 45a

Notes

Sources

Editions and translations

Best, Richard Irvine, Osborn Bergin, M. A. O'Brien, and Anne O'Sullivan (eds.), The Book of Leinster, formerly Lebar na Núachongbála, 6 vols, Dublin: Dublin Institute for Advanced Studies, 1954—1983. 215 CELT: 1-260 400-470 471-638 and 663 761-781 and 785-841 1119-1192 and 1202-1325 Direct link

O'Curry, Eugene, Lectures on the manuscript materials of ancient Irish history, delivered at the Catholic University of Ireland during the sessions of 1855 and 1856, Dublin, 1861. 482—484 (Appendix III) Internet Archive: [1] [2] [3] multiple copies