BUITRÓN SÁNCHEZ, B. E.; GÓMEZ ESPINOSA, C.; ALMAZÁN VÁZQUEZ, E.; VACHARD, D.; LAGUARDA-FIGUERAS, A.; SOLÍS-MARÍN, F. A review of the crinoid columnals (Echinodermata-Crinoidea) from the Carboniferous of Mexico. Revista de Biología Tropical, [S. l.], v. 56, n. S3, p. 1–12, 2008. DOI: 10.15517/rbt.v56i3.27020. Disponível em: https://www.revistas.ucr.ac.cr/index.php/rbt/article/view/27020. Acesso em: 16 may. 2024.