Items where Author is "Nainggolan, Marhasil"

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Thesis

Nainggolan, Marhasil (2022) Analisis Tingkat Kerusakan Lingkungan Akibat Aktivitas Penambangan Bahan Galian Golongan C Di Kecamatan Siempat Nempu, Kabupaten Dairi. Undergraduate thesis, UNIMED.

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