Muhammad Akbar M., Ernawati, Dedy Setyawan. Teacher Problems in Implementing the Independent Curriculum in Class VII Mathematics Learning at SMPN 20 Simbang. GJIPP [Internet]. 2023 May 13 [cited 2025 Mar. 14];1(1):11-23. Available from: https://ejournal.insightpublisher.com/index.php/GENIUS/article/view/89