SUSETYO, Joko; SODIKIN, Imam; NURROHIM, Taufik. USULAN PENGENDALIAN DAN PERBAIKAN KUALITAS PENGELASAN PIPA PENSTOCK DENGAN METODE SIX SIGMA SEVEN TOOLS DAN 4M+IE. Prosiding Sains Nasional dan Teknologi, [S. l.], v. 1, n. 1, 2019. DOI: 10.36499/psnst.v1i1.2843. Disponível em: https://publikasiilmiah.unwahas.ac.id/PROSIDING_SNST_FT/article/view/2843. Acesso em: 26 dec. 2025.