Identifying Micro-influencers on Social Media using User Graph Construction Approach. - Doan-Thinh Ngo; Cam-Nhung Cao; Phuong-Linh Hoang; Xuan-Bach Ngo; Tien-Dat Nguyen; Duc-Anh Tran; Trang M. Nguyen; Linh Nguyen Tran Ngoc; Mai-Vu Tran (KSE, 2021)