Sakniyawati, Wirri, Nur Izzati, and Alona Dwinata. “The Effect of Learning With Approach Teaching at The Right Level Regarding Mathematics Learning Outcomes of Class X Students”. Journal of Instructional and Development Researches 4, no. 4 (August 20, 2024): 266-276. Accessed September 2, 2025. https://journal.iel-education.org/index.php/JIDeR/article/view/341.