Chrtek, J. and Szeląg, Z. (2025) “Hieracium certovicae (Asteraceae), a new species in H. sect. Alpestria from the Nízke Tatry Mts, Western Carpathians, Slovakia”, Phytotaxa. Auckland, New Zealand, 733(1), pp. 143–148. doi: 10.11646/phytotaxa.733.1.7.