V. P. K. K Jayasinghe, K. M. N Perera, and G. N. D Guruge. “Bullying in Rural Schools Among Early Adolescents in Sri Lanka; Prevalence of Bullying Acts and Common Responses to Bullying”. International Journal for Research in Applied Sciences and Biotechnology, Vol. 8, no. 1, Jan. 2021, pp. 32-39, doi:10.31033/ijrasb.8.1.4.