Ryan, Denise (2007) Jean de la Rochelle's Formulation of the Distinction between Being and Essence. Maynooth Philosophical Papers (4). pp. 123-129.
Ryan, Denise (2010) An examination of a Thirteenth-Century Treatise on the Mind/Body Dichotomy: Jean de La Rochelle on the Soul and its Powers. PhD thesis, National University of Ireland Maynooth.
Ryan, Denise (2004) Thomas Aquinas on Human Nature. Masters thesis, National University of Ireland Maynooth.