APLIKASI SIX SIGMA PADA PRODUK CLEAR FILE DI PERUSAHAAN STATIONARY. J. Tek. Ind. J. Keilmuan dan Apl. Tek. Ind. [Internet]. 2007 Jul. 4 [cited 2026 Jun. 5];9(1):27-36. Available from: https://jurnalindustri.petra.ac.id/index.php/ind/article/view/16616