Pertiwi, M. D., Putri, S. K. and Jaya, W. (2024) “Improving the Ability of Smkn 1 Bukittinggi Students Majoring in Geomatics Engineering to Use the Global Navigation Satellite System (GNSS)”, Sumatra Journal of Disaster, Geography and Geography Education, 7(2), pp. 15–18. doi: 10.24036/sjdgge.v7i2.539.