Shackleton Bailey, D. R. (2001). Cicero. Letters to friends (Vol. 1). Harvard University Press.
Villar Vidal, José Antonio (2008) Períocas. Períocas de Oxirrinco. Fragmentos. Julio Obsecuente: Libro de los prodigios, introducción, traducción y notas de José Antonio Villar Vidal, Madrid, Gredos.
Shackleton Bailey, David R. (2004). Cicero’s letters to Atticus Vol. 3 51 – 50 B.C.: 94 – 132 (books V – VII, 9) (Ser. Cabridge Classical Texts and Commentaries). Cambridge
Fridericus Marx (1915) A. Cornelii Celsi quae supersunt, Corpus Medicorum Latinorum, Lipsiae et Berolini ex aedibus B.G. Teubneri.
Allen, T.J. (1998): Roman healing spas in Italy: a study in design and function. PhD. University of Alberta. Alberta. DOI: 10.7939/R3XK84W4C
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Thermal Network).
