Oroszi, Sándor. “Shattered Career, Unbroken Humanity : Fragments from the Late Professor of Our University, Abay (Neubauer) Gyula’s Life and Scientific Work”. Per Aspera ad Astra 4, no. 1-2 (November 7, 2017): 230–242. Accessed December 5, 2025. https://journals.lib.pte.hu/index.php/paaa/article/view/4007.