Aelian, Various Histories, Book VII, Chapter 8, translated by N. G. Wilson.
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Martin Ferguson Smith (2001): Lucretius: On the Nature of Things, translated, with Introduction and Notes, Hackett Publishing Company Inc., Indianapolis/Cambridge, ISBN 0-87220-588-6.
Allen, T.J. (1998): Roman healing spas in Italy: a study in design and function. PhD. University of Alberta. Alberta. DOI: 10.7939/R3XK84W4C
Shackleton Bailey, D.R. (1987). Cicero: Epistulae ad Atticum. Stutgardiae. B.G. Teubneri.
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).
