J. C. Restrepo Tamayo, “Mystique, glory and cross: Theological Encounter between H. U. von Balthasar and Adrienne von Speyr”, Cuest.Teol., vol. 35, no. 84, pp. 353–364, Dec. 2008, Accessed: Jun. 14, 2026. [Online]. Available: https://revistas.upb.edu.co/index.php/cuestiones/article/view/5797