Yusuf, C. J. M., & Chirzun, A. (2018). PERANCANGAN VALUE STREAM MAPPING (VSM) PROSES PRODUKSI BILLET GRADE KS 1006E1 DI PT. KRAKATAU STEEL (PERSERO), TBK. Prosiding Sains Nasional Dan Teknologi, 1(1). https://doi.org/10.36499/psnst.v1i1.2321