2019. Kajian Produktivitas Alat Gali Muat dan Alat Angkut dari Pit 1 untuk Pengangkutan Batu Granit di PT Aditya Buana Inter Desa Jurung Kecamatan Merawang: Techinical Study of Excavator Productivity and Tools Conveyances from Pit 1 for Transportation Granite Stone at PT Aditya Buana Inter Jurung Village Merawang District. MINERAL. 4, 1 (Apr. 2019), 18–23. DOI:https://doi.org/10.33019/mineral.v4i1.1588.