AUTHOR=Guo Chuyuan , Hu Guoyi , Li Jin , Tian Xingwang , Tian Lianjie , Guo Jinhao , Cui Huiying , Liu Zhen , Li Xianqing TITLE=Light hydrocarbons composition and carbon isotopes unravel the origin of natural gas in Triassic marine strata of Moxi gas field, central Sichuan Basin JOURNAL=Frontiers in Earth Science VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1577658 DOI=10.3389/feart.2025.1577658 ISSN=2296-6463