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Leis, M.; Kannukene, L.; Kullman, B.; Tamm, H.; Suija, A.; Leppik, E.; Randlane, T.; Thor, G. New Estonian Records. Mosses. Pezizales (Ascomycetes). Lichens and Lichenicolous Fungi. Folia Cryptog. Estonica 1, 43, 69-76.