“The Design of Detector Tool and Mask-Wearing Warning Arduino Uno-Based”, comasiejournal, vol. 5, no. 3, hlm. 90–97, Jul 2021, Diakses: Okt 06, 2026. Tersedia pada: https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/3858