Andi Zulkifli Nusri, Kasran. Hand sanitizer Otomatis Menggunakan Sensor Ultrasonik Berbasis Atmega 328 Guna Pencegahan Penularan Virus Corona. jisti [Internet]. 2021Apr.30 [cited 2024Nov.23];4(1):84-1. Available from: https://journal.jisti.unipol.ac.id/index.php/jisti/article/view/81