Nielsen, I. (1990). Thermae et balnea. 2 Vol. Viborg
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.
Shackleton Bailey, D. R. (1978). Cicero’s Letters to his Friends. Penguin Books.
Aelian, Various Histories, Book VII, Chapter 8, translated by N. G. Wilson.
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).
