Chenming Liu, Demin Yang, Zhengqin Na. Characteristics and Significance of Carbon and Oxygen Isotopic Compositions of the PTB Boundary in Haidai Section, Xuanwei Area of China. J. of Environ. & Earth. Sci. [Internet]. 2025 May 15 [cited 2025 May 8];7(5):203-14. Available from: https://journals.bilpubgroup.com/index.php/jees/article/view/8500