“Invisible War in the Works of St Nikodemus Hagioreite (The Struggle for Spiritual Perfection according to the Manual for Spiritual Advises)”, FThS, no. 1, pp. 25–48, May 2025, Accessed: Dec. 17, 2025. [Online]. Available: https://periodicals.uni-sofia.bg/index.php/forum-theologicum-sardicense/article/view/449