Malikhah, Yulia, and Agung Riyantomo. “Rancang Bangun Sistem Pelayanan Surat Berbasis Web Kelurahan Desa Kalitengah”. Prosiding Sains Nasional dan Teknologi 1, no. 1 (November 27, 2021). Accessed November 23, 2025. https://publikasiilmiah.unwahas.ac.id/PROSIDING_SNST_FT/article/view/5245.