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Sihotang, Wintri Sarty, Darinda Sofia Tanjung, Ester Julinda Simarmata, Rumiris Lumban Gaol, and Reflina Sinaga. 2025. “PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING TERHADAP KEMAMPUAN BERFIKIR KRITIS SISWA KELAS VI DI SD BUDI MULIA BINJOHARA KECAMATAN MANDUAMAS TAHUN PEMBELAJARAN 2024/2025”. Jurnal Ilmiah Aquinas 8 (1):33-44. https://ejournal.ust.ac.id/index.php/Aquinas/article/view/4207.