Tadeusz Maslowski (1995) M. Tulli Ciceronis scripta quae manserunt omnia. Fasc. 23: Orationes in P. Vatinium testem, Pro M. Caelio, Biblotheca Scriptorum Graecorum et Romanorum Teubneriana, Stutgardiae et Lipsiae, in aedibus B.G. Teubneri, ISBN 3-8154-1195-5.
Allen, T.J. (1998): Roman healing spas in Italy: a study in design and function. PhD. University of Alberta. Alberta. DOI: 10.7939/R3XK84W4C
W.G. Spencer (1935) Celsus De medicina, 3 vols., Loeb Classical Library, London/Cambridge MA, William Heinemann LTD/Harvard University Press.
Shackleton Bailey, D. R. (1978). Cicero’s Letters to his Friends. Penguin Books.
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).
