Zhao, Yiran, and Yu Guo. “Research on Relationships Between the Pigment of Dunhuang Mogao Grottoes Frescoes and Ecological Microorganism”. Organic Polymer Material Research 3, no. 2 (December 31, 2021): 7–11. Accessed November 22, 2024. https://journals.bilpubgroup.com/index.php/opmr/article/view/4158.