Alvito, Fahri Dean, Zulfikar Adlan Nadzir, and Misfallah Nurhayati. 2025. “Refining the Indonesian Geoid Model: A Comparative Study of Global Geopotential Models in East Kalimantan”. GEOID 20 (2):9-21. https://doi.org/10.12962/geoid.v20i2.3068.