Erdnee M, Zorigt B. Histological variation of <i>Psittacosaurus mongoliensis</i>. Mong. J. Paleontol. [Internet]. 2024 Dec. 30 [cited 2026 Jan. 9];5(1):37-44. Available from: https://mongoliajol.info/index.php/MJP/article/view/4591