BiMGCL: rumor detection via bi-directional multi-level graph contrastive learning. - Weiwei Feng; Yafang Li; Bo Li; Zhibin Jia; Zhihua Chu (PeerJ Comput. Sci., 2023)

SAMGAT: structure-aware multilevel graph attention networks for automatic rumor detection. - Yafang Li; Zhihua Chu; Caiyan Jia; Baokai Zu (PeerJ Comput. Sci., 2024)