Ifah Masrifah, SE. MM. “Challages and Opportunities Indonesian Human Resources Manajement in Facing The Industrian Revolution 4.0”. Prosiding ICSMR 1, no. 1 (August 27, 2020): 247-253. Accessed July 1, 2025. http://conference.loupiasconference.org/index.php/ICSMR/article/view/107.