Faune italiane del Miocene:
“Five new species of Hoplitomeryx from the Neogene of Abruzzo and Apulia (central and southern Italy) with revision of the genus and of Hoplitomeryx matthei Leinders, 1983″
Storia naturale degli orsi eurasiatici:
“The genus Ursus in Eurasia: dispersal events and stratigraphical significance”