MorzeN., MakhachashviliR., and Smyrnova-TrybulskaE. “The Roadmap of Collaboration Skills from Programmed Teaching to E-Learning”. International Journal of Research in E-Learning, Vol. 2, no. 1, Feb. 2016, pp. 41-56, https://journals.us.edu.pl/index.php/IJREL/article/view/8375.