Lawrence, Frank. 2012. The Lismore Gradual: Music and liturgy in 12th century Lismore. International Eucharistic Congress 2012, Dublin, edited by Frank Lawrence,  Dublin: Veritas.

Lawrence, Frank. 2008. An Irish Gradual of the Twelfth Century - Oxford, Bodleian Library, MS. Rawl. C. 892: A Palaeographical, Liturgical and Repertorial Study. University College Dublin, PhD. http://www.smimusicthesesregister.com/index.php?option=com_comprofiler&task=userProfile&user=312&Itemid=19(Accessed: 22-04-2008).