Fadhila, Gusrina, et al. “Developing Differentiated Content of PAI Based on Divergent Thinking: A Define-Stage of Khalifa Abu Bakr As-Siddiq at SDN 02 Pariangan”. Social Journal of Studies in Education, vol. 2, no. 01, Jan. 2026, pp. 39-49, doi:10.67046/sjse.v2i01.53.