Bradák, Balázs, and András Markó. “The Study and Historic Reconstruction of the Sedimentary Sequence, in the Szelim Cave {Tatabánya) ”. Földtani Közlöny 136, no. 2 (May 7, 2020): 233-248. Accessed April 19, 2025. https://ojs.mtak.hu/index.php/foldtanikozlony/article/view/3143.