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Anisa Farah Adiba, Awang Setiawan Wicaksono. Experimental Study on Positive Reinforcement Using Picture Cards to Improve Elementary School Students’ Writing Skills. ICP [Internet]. 2025 Dec. 13 [cited 2025 Dec. 14];6(1):46-54. Available from: https://jurnal.unimed.ac.id/2012/index.php/ergasia/article/view/70344