Hariono, M.Kom, T., M. A. Aris Widya, and N. Yaqin. “Student Attendance Information System Using Telegram Bot API and Visual Basic 6.0”. SAINTEKBU, vol. 14, no. 02, Aug. 2022, pp. 33-42, https://ejournal.unwaha.ac.id/index.php/saintek/article/view/628.