VinarskiMaxim V. 2020. “Ladislavella Occulta (Jackiewicz, 1959) – a Species of Aquatic Snails New for Hungary With Remarks on Its Distribution in Central and Eastern Europe”. Acta Zoologica Academiae Scientiarum Hungaricae 66 (4), 369–377. https://doi.org/10.17109/AZH.66.4.369.2020.