Simamora A, Putrawiyanta IP, Iashania Y, Wiryanto YH, Fridtriyanda A. Analisis Produktivitas Excavator Komatsu PC 300 Pada Kegiatan Coal Getting Di PT. Lautan Hutan Lestari Kecamatan Teweh Tengah Kabupaten Barito Utara Provinsi Kalimantan Tengah . Innovative [Internet]. 2025 Aug. 17 [cited 2026 Jun. 9];5(4):8750-62. Available from: https://j-innovative.org/index.php/Innovative/article/view/20924