TY - CONF T1 - Identifying and Characterizing Active Citizens who Refute Misinformation in Social Media JO - 14th ACM Web Science Conference 2022 PY - 2022/06/26 AU - Mu Y AU - Niu P AU - Aletras N ED - DO - DOI: 10.1145/3501247.3531559 PB - ACM Y2 - 2025/05/18 ER -