AUTHOR=Zou Chengyu , Fu Siyi , Hu Jianling , Hou Linjun , Chen Anqing , Xia Yuqing , Liu Hao , Yu Yu , Chen Hongde TITLE=Geological characteristics and controlling factors of deep tight gas sandstone reservoirs in the Upper Paleozoic of the western Ordos Basin, northwest China JOURNAL=Frontiers in Earth Science VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1523033 DOI=10.3389/feart.2025.1523033 ISSN=2296-6463