Cong, Tran, 		Ngoc, Nguyen, 		Weiss, Bahr, 		Luot, Nguyen, AND 		Dat, Nguyen.
" Definition and Characteristics of “Cyberbullying”  among Vietnamese Students" <em>VNU Journal of Science: Education Research</em> [Online], Volume 34 Number 4 (27 December 2018)