Fitri, Suci, and Juli Sardi. “Alat Penyeduh Kopi Otomatis Berbasis Mikrokontroller”. JTEIN: Jurnal Teknik Elektro Indonesia 1, no. 2 (December 30, 2020): 280-287. Accessed February 28, 2025. http://jtein.ppj.unp.ac.id/index.php/JTEIN/article/view/96.