EDH
Epigraphic Database Heidelberg. Inscriptions Database. URL: https://edh.ub.uni-heidelberg.de/inschrift/suche.
Epigraphic Database Heidelberg. Inscriptions Database. URL: https://edh.ub.uni-heidelberg.de/inschrift/suche.
Shackleton Bailey, D. R. (2001). Cicero. Letters to friends (Vol. 1). Harvard University Press.
Kazimierz F. Kumaniecki (1995=1969): M. Tulli Ciceronis scripta quae manserunt omnia. Fasc. 3 De Oratore, Bibliotheca Scriptorum Graecorum et Latinorum Teubneriana, Stutgardiae et Lipsiae, in aedibus B.G. Teubneri, editio stereotypa ed.
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
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).