Lõhmus, Piret, Liis Marmor, Inga Jüriado, Ave Suija, Ede Oja, Polina Degtjarenko, and Tiina Randlane. “Red List of Estonian Lichens: Revision in 2019”. Folia Cryptogamica Estonica 56 (July 29, 2019): 63–76. Accessed March 29, 2024. https://ojs.utlib.ee/index.php/FCE/article/view/fce.2019.56.07.