Mahardika, D., Tawar, S. A. Rahin, F. O. Areche, A. F. Santoso, and A. Suryan. “Service Desk in Perspective of Information Technology Infrastructure Library 3rd-Version”. Engineering Science Letter, vol. 1, no. 02, Dec. 2022, pp. 47-50, doi:10.56741/esl.v1i02.142.