Nasution, Siti Suaibah, KMS.Muhammad Amin Fauzi, and Mulyono Mulyono. 2025. “The Effectiveness of Blended Learning Based on Guided Discovery Learning to Improve Critical Thinking Skills ”. Perspektif Pendidikan Dan Keguruan 16 (2). Pekanbaru, Riau, Indonesia:112-24. https://doi.org/10.25299/perspektif.2025.vol16(2).19980.