Mayoral, Eduardo J, Ana Santos, y Bienvenido Diez. 2020. «First Evidence of Rooting Lycopsids Preserved As Imprints and Trace Fossils from the Silves Sandstone (Upper Triassic, Eastern Algarve, South Portugal)». Spanish Journal of Palaeontology 31 (1):131-43. https://doi.org/10.7203/sjp.31.1.17143.