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Muhammad Ayub Teguh Prakoso, Dr. Rahmawan Dwi Prasetya, and Sekartaji Suminto, “Perancangan Keyboard Mekanik Sinar Ultraviolet-c untuk Mencegah penyebaran Bakteri dan Virus Di Warung Internet”, serenade 2021, vol. 1, no. 1, pp. 210–217, Jan. 2022.