Researchers - pre-19th century

Bignamini I. 2001, "Du Moyen Age a 1800", Descoeudres J.-P. 2001, 41-47.
Bignamini I. 2004, "Ostia, Porto e Isola Sacra: scoperte e scavi dal medioevo al 1801", RivIstArch 58, 37-78.