González-Lanchas, Alba, Eduard Remacha, Oriol Oms, Francisco J. Sierro, y Jose Abel Flores. «Middle Eocene Calcareous Nannofossils in the Jaca Transect (South-Central Pyrenees Eocene Basin, Aragón River Valley, Huesca)». Spanish Journal of Palaeontology 34, no. 2 (enero 21, 2021): 229–240. Accedido noviembre 13, 2024. https://pasquin.uv.es/index.php/sjpalaeontology/article/view/16096.