Eksita Mariz Ramadhinta, CahyadiER, SukmawatiA. Managerial Competencies Development of Oil Palm Plantation Managers for Industry 4.0 Era. jma [Internet]. 2022Mar.31 [cited 2024May5];19(1):24. Available from: https://journal.ipb.ac.id/index.php/jmagr/article/view/36851