Opluštil, Stanislav, Josef Pšenička, Zbyněk Šimůnek, y Milan Linertín. «Floras of Clastic and Peat-Forming Pennsylvanian Wetlands: Are They Different? A Case Study from the Upper Radnice Coal (late Duckmantian), Kladno Coalfield, Czech Republic». Spanish Journal of Palaeontology 31, no. 1 (abril 25, 2020): 145–180. Accedido noviembre 13, 2024. https://turia.uv.es/index.php/sjpalaeontology/article/view/17144.