“A COLLECTION OF FOSSIL VERTEBRATES FROM THE UPPER VALDARNO (CENTRAL ITALY) CALIBRATED IN THE END PLIOCENE TO SPAN 220,000 YEARS ACROSS THE OLDUVAI MAGNETOCHRON”. RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA , vol. 108, no. 3, Nov. 2002, https://doi.org/10.13130/2039-4942/5489.