Items where Author is "SIMANJUNTAK, ROBBY TAKESHI"
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Thesis
SIMANJUNTAK, ROBBY TAKESHI (2020) RANCANGAN TEKNIS PENGUPASAN LAPISAN TANAH PENUTUP TAMBANG BATUBARA PIT 1 BLOK 5 PT.DEWA RUCI MANDIRI, TANJUNGPALAS UTARA, KABUPATEN BULUNGAN, PROVINSI KALIMANTAN UTARA. Diploma thesis, UPN "Veteran" Yogyakarta.