Ephemeral Marks in river-margin substratum produced by the akene of the Spiny cocklebur (Xanthium spinosum): possible trace fossil implications. Geo-Eco-Marina, [S. l.], v. 27, p. 99–103, 2021. DOI: 10.5281/zenodo.5779547. Disponível em: https://journal.geoecomar.ro/geo-eco-marina/article/view/06_2021. Acesso em: 29 jun. 2026.