Mastrorillo, Lucia, Roberto Mazza, Paola Tuccimei, Carlo Rosa, and Renato Matteucci. “Groundwater Monitoring in the Archaeological Site of Ostia Antica (Rome, Italy): First Results”. Acque Sotterranee - Italian Journal of Groundwater 5, no. 1 (June 14, 2016). Accessed August 19, 2019. http://acquesotterranee.net/index.php/acque/article/view/192.