Analysis of the Level of Saturation and Fatigue in Offline Learning Academic Year 2022-2023 at ABC Elementary School in Surabaya. nuscientech [Internet]. 2023 Dec. 19 [cited 2025 Apr. 24];2023(36):184-8. Available from: https://nstproceeding.com/index.php/nuscientech/article/view/1065