Computer Supported Cooperative Work and Social Computing 13th CCF Conference, ChineseCSCW 2018, Guilin, China, August 18-19, 2018, Revised Selected Papers - Sun, Yuqing; Sun, Yuqing; Lu, Tun; Lu, Tun; Xie, Xiaolan; Xie, Xiaolan; Gao, Liping; Gao, Liping; Fan, Hongfei; Fan, Hongfei (Springer Singapore : Imprint: Springer, 2019)