^Crilly, Tony (2007). 50 Mathematical Ideas you really need to know. London: Quercus. p. 132. ISBN978-1-84724-008-8.
^Widdess, J. D. H. (1968). The Charitable Infirmary, Jervis Street, Dublin, 1718–1968. Dublin.{{cite book}}: CS1 maint: location missing publisher (link)
^O'Brien, Eoin, ed. (1987). The Charitable Infirmary, Jervis Street, 1718-1987: a farewell tribute. Monkstown: Anniversary Press. ISBN1870940016.
^Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN0-14-102715-0.