Győri, Róbert. „Seegel, S.: Map Men: Transnational Lives and Deaths of Geographers in the Making of East Central Europe”. Hungarian Geographical Bulletin 67, no. 4 (december 20, 2018): 393-396. Elérés november 8, 2025. https://ojs3.mtak.hu/index.php/hungeobull/article/view/1298.