Buchori, S., S. Kartadinata, S. Yusuf, Ilfiandra, N. Fakhri, and S. Adiputra. “Developing A Framework Peace Education for Primary School Teachers in Indonesia”. International Journal of Learning, Teaching and Educational Research, vol. 20, no. 8, Aug. 2021, pp. 227-39, https://www.ijlter.myres.net/index.php/ijlter/article/view/51.