Kubalíková, L., K. Kirchner, and A. Bajer. “Secondary Geodiversity and Its Potential for Urban Geotourism: A Case Study from Brno City, Czech Republic”. Quaestiones Geographicae, vol. 36, no. 3, Sept. 2017, pp. 63–73, doi:10.1515/quageo-2017-0024.