XU, X., WANG, K.; ZHAO, X.; SULLIVAN, C.; CHEN, S. A New Leptoceratopsid (Ornithischia: Ceratopsia) from the Upper Cretaceous of Shandong, China and Its Implications for Neoceratopsian Evolution. PLoS ONE, 2010, čís. 11. DOI: 10.1371/journal.pone.0013835.
