Firjilia, N. P., S. . Andrian, Z. . Fadillah, and A. Abdurrahmansyah. “The Problem of Implementing HOTS Based Learning in Islamic Education at SDN 156 Palembang”. TOFEDU: The Future of Education Journal, vol. 4, no. 8, Oct. 2025, pp. 3845-53, doi:10.61445/tofedu.v4i8.1014.