AUTHOR=Li Zhongcheng , Wu Wei , Hua Shuchang , Meng Xiangcan , Zhou Nan TITLE=Application of foam fluids in the development of unconventional gas reservoirs JOURNAL=Frontiers in Energy Research VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2022.1081514 DOI=10.3389/fenrg.2022.1081514 ISSN=2296-598X