BUDIYANTO, Mohammad; MAHDIANNUR, Muhamad Arif; SABTIAWAN, Wahyu Budi; NURITA, Tutut; SUDIBYO, Elok. Determination of Potassium Levels in Bananas Using an Optical Sensor with a Flat and Concave Mirror Plane. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 7, n. 3, p. 293–297, 2021. DOI: 10.29303/jppipa.v7i3.703. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/703. Acesso em: 4 may. 2024.