Ismawan, J. (2019) “‘COLOR PEN’ (ALAT BANTU BACA WARNA BAGI PENYANDANG TUNANETRA)”, Jurnal Elektrikal, 1(1), pp. 69–83. Available at: https://ejournal.akprind.ac.id/index.php/elektrikal/article/view/2584 (Accessed: 28 November 2024).