Wahyu Wijayanto, Ary Permatadeny Nevita, & Hisbulloh Ahlis Munawi. (2021). Perancangan Sistem Otomatisasi Hand Sanitizer Berbasis Sensor Infrared Barrier Module. Nusantara of Engineering (NOE), 4(1), 72. https://doi.org/10.29407/noe.v4i1.15913