Reguant, Salvador. «On Chronostratigraphic Calibration Using Bryozoa: Suggestions from Two Paleogene Case Studies». Spanish Journal of Palaeontology 15, no. 1 (diciembre 19, 2021): 71–75. Accedido febrero 22, 2025. https://pasquin.uv.es/index.php/sjpalaeontology/article/view/22086.