Walmsley-Smith Helen, Machin Lynn, and Walton Geoff. “The E-Design Assessment Tool: An Evidence-Informed Approach towards a Consistent Terminology for Quantifying Online Distance Learning Activities”. Research in Learning Technology 270 (February 8, 2019). Accessed March 29, 2024. https://journal.alt.ac.uk/index.php/rlt/article/view/2106.