Lendra, Purwantoro, A. and Wibowo, G. (2023) “Evaluasi Kelayakan Investasi Alat Berat Di Kalimantan Selatan: Feasibility Evaluation of Heavy Equipment Investment in South Kalimantan”, JURNAL SAINTIS, 23(02), pp. 01–10. doi: 10.25299/saintis.2023.vol23(02).12926.