Eboy, Oliver Valentine, Kong Teck Sieng, and Ricky Anak Kemarau. “Identifying the Original Source of Megalithic Stones in Tambunan Using Spectral Signature Technique”. Science and Technology Indonesia 9, no. 4 (October 1, 2024): 941–948. Accessed April 20, 2026. https://sciencetechindonesia.com/index.php/jsti/article/view/1279.