Paired δ13Ccarb-δ13Corg Evolution of the Dengying Formation from Northeastern Guizhou and Implications for Stratigraphic Correlation and the Late Ediacaran Carbon Cycle - Yi Ding; Daizhao Chen; Xiqiang Zhou; Taiyu Huang; Chuan Guo; Rumana Yeasmin (Journal of Earth Science, 2020)