DELLA PORTA, GIOVANNA, et al. “DEPOSITIONAL ARCHITECTURE, FACIES CHARACTER AND GEOCHEMICAL SIGNATURE OF THE TIVOLI TRAVERTINES (PLEISTOCENE, ACQUE ALBULE BASIN, CENTRAL ITALY)”. RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA , vol. 123, no. 3, Aug. 2017, doi:10.13130/2039-4942/9148.