OGATA, H., M. LI, B. HOU, N. UOSAKI, M. M. EL-BISHOUTY, and Y. YANO. “SCROLL: SUPPORTING TO SHARE AND REUSE UBIQUITOUS LEARNING LOG IN THE CONTEXT OF LANGUAGE LEARNING”. Research and Practice in Technology Enhanced Learning, vol. 6, no. 2, July 2011, pp. 69-82, doi:10.58459/rptel.2011.669-82.