Effendi, R., I. Warsah, and J. Warlizasusi. “Implementation of Quality Management of Graduates Based on Spiritual Character in the Industrial Revolution 4.0 Era at SMK IT Al Husna Lebong”. International Journal of Educational Review, vol. 4, no. 1, June 2022, pp. 61-78, doi:10.33369/ijer.v4i1.21986.