AUTHOR=Duan Jinbao , Xu Yunlong , Yuan Bo , Li Lingxi , Xu Tianwu , Wang Debo , Chao Kai , Yang Dongdong , Li Honglei TITLE=Favourable exploration lithofacies of hybrid sedimentary shales in the Dongpu depression, Bohai Bay Basin JOURNAL=Frontiers in Earth Science VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1558360 DOI=10.3389/feart.2025.1558360 ISSN=2296-6463