Vojtko, R., Plašienka, D., Kováč, M., Migoń, P., Lehotský, M., & Boltižiar, M. (2022). Outline of Geology and Cenozoic Evolution of Slovakia. Landscapes and Landforms of Slovakia, 9-26. https://doi.org/10.1007/978-3-030-89293-7_2
Chicago-referens (17:e uppl.)Vojtko, Rastislav, Dušan Plašienka, Michal Kováč, Piotr Migoń, Milan Lehotský, och Martin Boltižiar. "Outline of Geology and Cenozoic Evolution of Slovakia." Landscapes and Landforms of Slovakia 2022: 9-26. https://doi.org/10.1007/978-3-030-89293-7_2.
MLA-referens (9:e uppl.)Vojtko, Rastislav, et al. "Outline of Geology and Cenozoic Evolution of Slovakia." Landscapes and Landforms of Slovakia, 2022, pp. 9-26, https://doi.org/10.1007/978-3-030-89293-7_2.