Sutopo, S, pusat penelitian dan pengenbangan hasil hutan, Indonesia
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Vol 8, No 3 (1990): Jurnal Penelitian Hasil Hutan - ARTICLE
PENGGUNAAN TANAH LIAT SEBAGAI BARAN KONSTRUKSI LAPISAN AUS JALAN HUTAN Using clay. soil for wearing course material of forest roads
Abstract PDF (Bahasa Indonesia)
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