Dítě, Daniel, Pavol Eliáš jun., Richard Hrivnák, and Zuzana Melečková. 2015. “Beckmannia Eruciformis (L.) Host in Slovakia – Distribution, Ecology and Coenotic Affinity”. Hacquetia 10 (2). https://doi.org/10.2478/v10028-011-0009-3 .