Characterizing and exploring users' task completion process at different stages in learning related tasks. - Xiaoxuan Song; Chang Liu 007; Hanrui Liu (ASIST, 2018)

Investigation of users' knowledge change process in learning-related search tasks. - Hanrui Liu; Chang Liu 007; Nicholas J. Belkin (ASIST, 2019)

Modeling Knowledge Change Behaviors in Learning-related Tasks. - Chang Liu 007; Xiaoxuan Song; Hanrui Liu; Nicholas J. Belkin (CIKM (Workshops), 2020)