Sumule, Axel Cakrawala Galang (2024) Kelimpahan Unsur Kobalt (Co) Pada Endapan Laterit Blok “X” PT Sebuku Iron Lateritic Ores, kecamatan Pulau Sebuku, Kabupaten Kotabaru, Provinsi Kalimantan Selatan = Abundance of Cobalt (Co) Elements in Block "X" Laterite Deposits PT Sebuku Iron Lateritic Ores, Sebuku Island District, Kotabaru Regency, South Kalimantan Province. Skripsi thesis, Universitas Hasanuddin.