Maulana Rahman, M. R., and E. . Nirmala. “Sistem Informasi Helpdesk Pada Perusahaan LPDB Berbasis Web”. Scientia Sacra: Jurnal Sains, Teknologi Dan Masyarakat, vol. 2, no. 2, June 2022, pp. 784-96, https://www.pijarpemikiran.com.202-10-43-60.cpanel.site/index.php/Scientia/article/view/377.