“Diagnosa Kualitas Jaringan Internet Menggunakan Logika Fuzzy (Studi Kasus : Balai Besar Wilayah I Medan)”. Syntax : Journal of Software Engineering, Computer Science and Information Technology, vol. 2, no. 1, July 2021, pp. 86-89, https://doi.org/10.46576/syntax.v2i1.1289.