AUTHOR=Tuo Juan , Yang Xiaofeng , Sun Jixian TITLE=Spatial distributions of 13 CO and CS in a carbon-rich AGB star IRC+10216 JOURNAL=Frontiers in Astronomy and Space Sciences VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/astronomy-and-space-sciences/articles/10.3389/fspas.2024.1434219 DOI=10.3389/fspas.2024.1434219 ISSN=2296-987X