Penksza, K. (2019) „The taxonomic problems of the Festuca vaginata agg. and their coenosystematic aspects”, GEORGIKON FOR AGRICULTURE, 23(3), o. 63–76. Elérhető: https://journal.uni-mate.hu/index.php/gfa/article/view/6295 (Elérés: 5 december 2025).