Haris, Abdul. “ RE-ENGINEERING OF HUMAN RESOURCES TO IMPROVE THE PERFORMANCE. (MARKETING DEPARTMENT OF PT KERTAS LECES (PERSERO) PROBOLINGGO, EAST JAVA”. International Journal of Psychosocial Rehabilitation 24, no. 6 (August 31, 2020): 12119–12127. Accessed December 19, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/8028.