Tarmizi, A., Adil, A. and Widyawati, L. 2020. Optimization of The use of Wireless Lan Devices to Minimize Operational Costs. MATRIK : Jurnal Manajemen, Teknik Informatika dan Rekayasa Komputer. 19, 2 (May 2020), 195-206. DOI:https://doi.org/https://doi.org/10.30812/matrik.v19i2.665.