Maulana, M., and A. Solahudin. “The Influence of Work Environment and Work Motivation on Employee Performance at PT Perdana Investama Mina”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 9, no. 2, Nov. 2026, pp. 14996-07, https://e-journal.uac.ac.id/index.php/iijse/article/view/10497.