Dwi Prasetya, Y., Desriyanti, and R. I. Vidyastari. “SF62 Rancang Bangun Alat Tes Buta Warna Digital Metode Ishihara Berbasis Mikrokontroler ESP32”. SinarFe7, vol. 8, no. 1, Sept. 2026, pp. 389-00, https://journal.fortei7.org/index.php/sinarFe7/article/view/938.