vatican | Etymology, origin and meaning of vatican by etymonline. www.etymonline.com [online]. [cit. 2023-04-04]. Dostupné online. (anglicky)
google.cz
books.google.cz
PRESICCE, Claudio Parisi; PETACCO, Laura. La Spina: dall'Agro vaticano a via della Conciliazione. [s.l.]: Gangemi editore SpA international publishing 335 s. Dostupné online. ISBN978-88-492-3320-9. (italsky) Google-Books-ID: 3wcPMQAACAAJ.
Samuel Ball Platner, Thomas Ashby, A Topographical Dictionary of Ancient Rome, RIPA VEIENTANA. www.perseus.tufts.edu [online]. [cit. 2023-04-04]. Dostupné online.