Nugrahaini, Narulita Dwi, Mila Kusumawardani, and Abdul Rasyid. 2023. “Design System of Coffee Maker With Manual Brew Method and Coffee Sales Monitoring”. Journal of Telecommunication Network (Jurnal Jaringan Telekomunikasi) 13 (1):43-50. https://doi.org/10.33795/jartel.v13i1.529.