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Sitohang NT, Thesalonika E, Simamora AB. Pengaruh Model Problem Solving Terhadap Hasil Belajar Siswa Kelas V Pelajaran IPAS . JIPSI [Internet]. 2026 Apr. 2 [cited 2026 Apr. 17];5(1):312-21. Available from: https://putrapublisher.org/ojs/index.php/jipsi/article/view/1525