Kusumaningrum, Dilla Agnes Rica, and Minsih Minsih. “Teacher’s Strategies to Reduce Peer-Group Bullying for Strengthening Elementary Student’s Mental Health”. Edunesia : Jurnal Ilmiah Pendidikan, vol. 7, no. 2, May 2026, pp. 1313-25, doi:10.51276/edu.v7i2.1672.