Immo Warntjes, The Munich Computus: text and translation: Irish computistics between Isidore of Seville and the Venerable Bede and its reception in Carolingian times. Sudhoffs Archiv: Beihefte, Heft 59. Stuttgart: Franz Steiner Verlag, 2010. ccxxi+402 pp. ISBN 978-3-515-09701-7
Leofranc Holford‐Strevens