JOSEPH, S. R. H., Y. WATANABE, Y.-J. SHIUNG, B. CHOI, and C. ROBBINS. “KEY ASPECTS OF COMPUTER ASSISTED VOCABULARY LEARNING (CAVL): COMBINED EFFECTS OF MEDIA, SEQUENCING AND TASK TYPE”. Research and Practice in Technology Enhanced Learning, vol. 4, no. 2, July 2009, pp. 133-68, doi:10.58459/rptel.2009.4133-168.