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Sitepu, Christina, and Ruth Mayasari Simanjuntak. “The Implementation of SETS Approach towards Students Achievement on the Solubility Material Based on KKNI”. Jurnal Pendidikan Kimia 13, no. 3 (November 6, 2021): 278–285. Accessed December 31, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/30987.