Wardana, Moch Rafly Wisnu, Husni Angriani, and Ahyar Muawwal. “SMART CATERING CUSTOMER ANALYSIS USING THE NET PROMOTER SCORE METHOD”. KHARISMA Tech 18, no. 1 (March 22, 2023): 151-164. Accessed May 8, 2024. https://jurnal.kharisma.ac.id/kharismatech/article/view/329.