Marina Miladinov, Margins of Solitude: Eremitism in Central Europe between East and West (Zaghreb: Leykam International, 2008)
Charlton T. Lewis, Charles Short, A Latin Dictionary, on Perseus project
cf. e.g. Joseph Ratzinger (now Pope Benedict XVI), "In the Beginning", Edinburgh 1995, pp. 47, 72, ISBN 0-567-29296-7.
Tom Licence, Hermits and Recluses in English Society 950-1200, (Oxford, 2011),p. 36.
Fong, Grace S. (2008). Herself an author: gender, agency, and writing in late Imperial China. University of Hawaii Press. p. 58. ISBN 978-0-8248-3186-8.
Penelope Reed Doob, The Idea of the Labyrinth: from Classical Antiquity through the Middle Ages, p 179-81, ISBN 0-8014-8000-0
Lewis, C. S., Spenser's Images of Life, p 87, Cambridge University Press, Cambridge, 1967
