Retrieved 16 March 2019. ↑ "Popolazione Residente al 1° Gennaio 2018". Italian National Institute of Statistics. Retrieved 16 March 2019. ↑ Richard Talbert, Barrington Atlas of the Greek and Roman World, (ISBN 0-691-03169-X), Map 43 & notes. ↑ This article incorporates text from a publication now in the public domain: Löffler, Klemens (1911).