Effendi R, Warsah I, Warlizasusi J. Implementation of Quality Management of Graduates Based on Spiritual Character in the Industrial Revolution 4.0 Era at SMK IT Al Husna Lebong. IJER [Internet]. 2022 Jun. 14 [cited 2025 Apr. 7];4(1):61-78. Available from: https://ejournal.unib.ac.id/IJER/article/view/21986