Aprilya, Falda Kumala, and Suryanto Suryanto. “Competency Development for the Secretaries of the Board of Directors of PT Pelabuhan Indonesia III (Persero) in Industrial Revolution 4.0 Era”. STRADA : Jurnal Ilmiah Kesehatan 10, no. 1 (May 2, 2021): 473–480. Accessed September 28, 2025. https://sjik.org/index.php/sjik/article/view/658.