XING, L. .; LOCKLEY, M. G. . Theropod tracks from the Jurassic–Cretaceous boundary, Tuchengzi Formation, Chengde, China: Review and new observations. Biosis: Biological Systems, [S. l.], v. 2, n. 2, p. 271–282, 2021. DOI: 10.37819/biosis.002.02.0102. Disponível em: https://eaapublishing.org/journals/index.php/biosis/article/view/102. Acesso em: 29 jan. 2023.