Browsing by Author Putri, Rahayu Eka
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Issue Date | Title | Author(s) |
---|---|---|
2013 | Eksternalitas Negatif Pencemaran Sungai Kampar Akibat Kegiatan Penambangan Emas Tanpa Izin (PETI) | Putri, Eka Intan Kumala; Putri, Rahayu Eka |