Maulana, Muhammad Rizki, and Didit Damur Rochman. “Analisis Kualitas Feed Water Boiler Menggunakan Peta Kendali Variabel Di PT X”. Jurnal Logic: Logistics & Supply Chain Center, vol. 2, no. 2, Jan. 2024, pp. 45-51, doi:10.33197/logic.vol2.iss2.2023.1725.