- Gonczy, Sandor., Fodor, Gyula., Olah, Natalia., Nagy, Tibor., Ésik, Zsuzsanna2., Szepesi, János. (2024). Geoheritage Values of the Northeastern Carpathians, Transcarpathia, Ukraine. Geoconservation Research (Geoconserv. Res.), 3(2), 32-48, https://doi.org/10.30486/gcr.2020.1904340.1026