International Code of Phytosociological Nomenclature. 4th edition. - Theurillat, Jean‐Paul; Willner, Wolfgang; Fernández‐González, Federico; Bültmann, Helga; Čarni, Andraž; Gigante, Daniela; Mucina, Ladislav; Weber, Heinrich; Chytrý, Milan (Applied Vegetation Science, 2021)