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Tohutoro APA (7th ed.)
Okalia, D., Iskandar, Mulyanto, B., & Sudadi, U. (2025). Typology of artisanal and small-scale gold mining sites along the Singingi River, Riau Province. University of Brawijaya.
Tohutoru Kātū Chicago (17th ed.)
Okalia, Deno, Iskandar, Budi Mulyanto, me Untung Sudadi. Typology of Artisanal and Small-scale Gold Mining Sites Along the Singingi River, Riau Province. University of Brawijaya, 2025.
Tohutoro MLA (9th ed.)
Okalia, Deno, et al. Typology of Artisanal and Small-scale Gold Mining Sites Along the Singingi River, Riau Province. University of Brawijaya, 2025.
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