Jakatics, Árpád. “As an Instructor at a Newly Organised University: Memories of Zoltán Dér on His Work at the Royal Elizabeth University (Budapest–Pécs, 1922–1925)”. Per Aspera Ad Astra, vol. 5, no. 1, June 2018, pp. 133-50, doi:10.15170/PAAA.2018.05.01.10.