Usi, Usiminda, Dwi Oktaviana, and Wandra Irvandi. 2025. “Pengembangan E-Modul Berbasis Problem Based Learning Untuk Memfasilitasi Higher Order Thinking Skills (HOTS) Siswa”. Indo-MathEdu Intellectuals Journal 6 (1):1110-20. https://doi.org/10.54373/imeij.v6i1.2540.