Umayrah, Anggi, et al. “The Nature of Differentiated Learning in The Perspective of Constructivist Educational Philosophy: A Systematic Literature Review”. Jurnal Kependidikan: Jurnal Hasil Penelitian Dan Kajian Kepustakaan Di Bidang Pendidikan, Pengajaran Dan Pembelajaran, vol. 10, no. 2, June 2024, pp. 691-03, doi:10.33394/jk.v10i2.11474.