Computus and its cultural context in the Latin West, AD 300-1200 : proceedings of the 1st International Conference on the Science of Computus in Ireland and Europe Galway, 14-16 July, 2006 - International Conference on the Science of Computus in Ireland and Europe; Warntjes, Immo; Ó Cróinín, Dáibhí (Studia traditionis theologiae, 2010)