Promnork, C., Apinuntavech, S. and Musikaphan, W. (2019) “Cyberbullying Behavior in 4th to 6th Grade Students at a Bangkok Municipal School”, Journal of Public Health Nursing, 33(1), pp. 20–39. available at: https://he01.tci-thaijo.org/index.php/phn/article/view/241755 (accessed: 6 December 2025).