Epigraphic Database Heidelberg. Inscriptions Database. URL: https://edh.ub.uni-heidelberg.de/inschrift/suche.
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.
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
Jesús Aspa Cereza (1991) M. Tulio Cicerón: Discursos III. En defensa de P. Quincio · En defensa de Q. Roscio, el cómico · En defensa de A. Cecina · Acerca de
Magallón García, A. I. (2008). Cicerón. Cartas. Familiares. Gredos.
A research website about Archaeology of Ancient Roman Thermalism — and a meeting point for researchers and other people interested in this subject (Red Termal).
