G. Etényi N. The information value of a hidden social network: The situation of the Lutherans in Hungary as described in the reports of Johann Joachim d’Orville (1633–1688) resident of Hesse-Kassel at the Perpetual Diet of Regensburg. ETSzemle. 2025;25(4):73-95. doi:10.54231/ETSZEMLE.25.2024.4.4