Kalim, N., & Lukmandono. (2021). Minimizing Material Handling Costs with the SLP Method and Material Transport Equipment in Steel Pipe Companies: Minimalisasi Biaya Material handling Dengan Metode SLP dan Material Transport Equipment Pada Perusahaan Pipa Baja. PROZIMA (Productivity, Optimization and Manufacturing System Engineering), 4(2), 10–16. https://doi.org/10.21070/prozima.v4i2.1310