Winter, Jennie, Debby Cotton, Joan Gavin, and YorkeJon D. “Effective E-Learning? Multi-Tasking, Distractions and Boundary Management by Graduate Students in an Online Environment”. Research in Learning Technology 18, no. 1 (March 1, 2010). Accessed September 27, 2020. https://journal.alt.ac.uk/index.php/rlt/article/view/877.