Cicero Letters to Friends Shackleton 2001
Shackleton Bailey, D. R. (2001). Cicero. Letters to friends (Vol. 1). Harvard University Press.
Nielsen, I. (1990). Thermae et balnea. 2 Vol. Viborg
Shackleton Bailey, D. R. (2001). Cicero. Letters to friends (Vol. 1). Harvard University Press.
José Luis Moralejo (2008): Horacio: Sátiras, Epístolas, Arte Poética, introducciones, traducción y notas, Biblioteca Clásica Gredos 373, Madrid, Gredos, ISBN 978-84-249-3577-1.
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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.
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).