Prasetya, F.; Fortuna, A.; Samala, A. D.; Fajri, B. R.; Efendi, F.; Nyamapfene, A. Effectiveness of Distance Learning Computer Numerical Control Based on Virtual Laboratory Using a Metaverse Platform to Improve Students’ Cognitive Ability and Practice Skills. Int. J. Interact. Mob. Technol. 2023, 17, pp. 4-21.