Microbial pterins as potential indicators of organic carbon dynamics in estuarine and coastal sediments - Kang Mei; Yitong Pan; Danny Alejandro Osorio; Lizhe Cai; Hualong Hong; Mohammad Mazbah Uddin; Song Wang; Xin Xiao; Xuri Dong; Li Chen; Shicong Xiao; Deli Wang (CATENA, 2025)