V. Frezza, M. Ingrassia, E. Martorelli, F. L. Chiocci, R. Matteucci, and L. Di Bella, “Benthic foraminifers and siliceous sponge spicules assemblages in the Quaternary rhodolith rich sediments from Pontine Archipelago shelf”, JMES, vol. 8, Dec. 2016.