Items where Author is "Purwanto, Joko"

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Purwanto, Joko (2019) GEOLOGI DAN PERSEBARAN BATUBARA DAERAH SEBAKIS, KECAMATAN SEIMENGGARIS, KABUPATEN NUNUKAN, PROVINSI KALIMANTAN UTARA. Other thesis, Universitas Pembangunan Nasional Veteran Yogyakarta.

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