Ahasanul Haque, Naila Anwar, Arun Kumar Tarofder, Ferdous Azam. “Employees Usage Of Communication Technology During Non-Work Hours: A Study On Higher Educational Institutions In Malaysia”. International Journal of Advanced Science and Technology, Vol. 29, no. 9s, Apr. 2020, pp. 476-88, http://sersc.org/journals/index.php/IJAST/article/view/13119.