DIANA, R., M. MARDIHARTO, and M. SIDABUTAR. “Factors Causing Low Achievement in Theology Students at Theological College in Semarang, Indonesia”. GNOSI: An Interdisciplinary Journal of Human Theory and Praxis, vol. 6, no. 2, Aug. 2023, pp. 30-41, http://gnosijournal.com/index.php/gnosi/article/view/230.