Xing, Lida, Martin Lockley, Zhitao Wang, Jianjun Liu, W. Scott Persons IV, Bolin Tong, and Liu Chang. “Dinosaur Track from the Jurassic Xiahuayuan Formation of Northern China”. Biosis: Biological Systems 3, no. 1 (April 1, 2022): e003. Accessed October 31, 2024. https://ojs.bdtopten.com/eaapublishing/index.php/biosis/article/view/168.