Nugrahaini, Narulita Dwi, Mila Kusumawardani, and Abdul Rasyid. “Design System of Coffee Maker With Manual Brew Method and Coffee Sales Monitoring”. Journal of Telecommunication Network (Jurnal Jaringan Telekomunikasi) 13, no. 1 (February 11, 2023): 43-50. Accessed March 29, 2024. https://jartel.polinema.ac.id/index.php/jartel/article/view/529.