Hong, Kwang Hee, and Keiko K. Samimy. “The Influence of L2 Teachers’ Use of CALL Modes on Language Learners’ Reactions to Blended Learning”. CALICO Journal, vol. 27, no. 2, Jan. 2013, pp. 328-4, https://doi.org/10.11139/cj.27.2.328-348.