Vahita Alfiani, Deni Adi Putra, Holy Ichda Wahyuni. Educational Posters as A Solution to Prevent Bullying in Elementary School: A Qualitative Study on PJBL-Based Civics Learning. JPLED [Internet]. 2026 Mar. 19 [cited 2026 Apr. 30];6(1):251-8. Available from: https://digitalpress.gaes-edu.com/index.php/jpled/article/view/710