Lestari, Dini, Runi Ashari, Vikram Taufik Nasution, Zuriah Rezky Br Bangun, David JM Sembiring, and Asprina Br Surbakti. 2025. “Design and Construction of an Automatic Coffee Drink Mixing Machine Based on Arduino”. JCEIT: Journal of Computer Engineering and Information Technology 1 (2). https://doi.org/10.64810/jceit.v1i2.7.