Paleoweathering and paleoclimate characteristics of the Middle Jurassic sediments and their implications in the northeastern Sichuan Basin, SW China - Yuxuan Zhou; Hanting Zhong; Chao Ma; Wenqiang Tang; Chihua Wu; Yuxiang Shi; Qingyu Ma; Hui Dai; Guangzhao Peng (Journal of Asian Earth Sciences, 2026)