D. Tambunan T, Budiawan R, Hidayat W, Bagas Samudra F. Student Attendance Recording Using Smart Camera Sensor. IJET [Internet]. 2019 Jan. 26 [cited 2024 May 2];8(1.9):176-80. Available from: https://sciencepubco.com/index.php/ijet/article/view/26394