Fortner, B. C. (1934). Cicero’s Town and Country Houses. The Classical Weekly, 27(23), 177-181. https://doi.org/10.2307/4339387
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W.G. Spencer (1935) Celsus De medicina, 3 vols., Loeb Classical Library, London/Cambridge MA, William Heinemann LTD/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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A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).
