Nigmatova, S.A.; Bayshashov, B.U.; Pirogova, T.E.; Billia, E.M.E.; Zhamangara, A.K. 2020.Geology, stratigraphy and palaeontology of the Eocene Shynzhyly locality (Eastern Kazakhstan) and comparison with the continental Eocene of Italy [w/ Italian, Russian, and Kazakh abstracts].Gortania - Geologia, Paleontologia, Paletnologia, Udine 42: 37-53, 11 figs.
Zervanová, J.; Billia, E.M.E. 2016.Some other occurrences of Stephanorhinus kirchbergensis (Jäger, 1839) (Mammalia, Rhinocerotidae) from Eurasia – Addenda to other previous works.Gortania–Geologia, Paleontologia, Paletnologia (Atti del Museo Friulano di Storia Naturale di Udine), Udine 38: 77-83, 8 figs.
Zervanová, J.; Billia, E.M.E. 2015.Stephanorhinus kirchbergensis (Jäger, 1839) (Mammalia, Rhinocerotidae) from Vernasso (Udine, NE Italy) and other localities in adjacent areas with reports on Oligo-Mio-Pliocene rhinoceroses – An essai de synthèse.Gortania–Geologia, Paleontologia, Paletnologia (Atti del Museo Friulano di Storia Naturale di Udine) 37: 43-63, 12 figs, 1 tab.