1.
Ulfah EM, Auliandri TA. Analisis Kualitas Distribusi Air Menggunakan Metode Six Sigma DMAIC Pada PDAM Surya Sembada Kota Surabaya. inobis [Internet]. 2019Jun.1 [cited 2026Sep.23];2(3):315 - 329. Available from: https://inobis.org/ojs/index.php/jurnal-inobis/article/view/93