Páll-Gergely, B., Magyar, J., Csiki-Sava, Z. és Botfalvai, G. 2023. Ferussina petofiana sp. n. (Gastropoda, Caenogastropoda, Cyclophoridae), the oldest representative of its subfamily from the Late Cretaceous of Romania. Acta Zoologica Academiae Scientiarum Hungaricae. 69, 4 (okt. 2023), 337–352. DOI:https://doi.org/10.17109/AZH.69.4.337.2023.