BRUSTUR, T., 		MACALEÈš, R., & 		BRICEAG, A.
(2021).
 Ephemeral Marks in river-margin substratum produced by the akene of the Spiny cocklebur (Xanthium spinosum): possible trace fossil implications.
<em>Geo-Eco-Marina, 27</em>, 99-103.
doi:10.5281/zenodo.5779547