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- Biogeography, Landscapes, Ecosystems and Species of Zaonezhye Peninsula, in Lake Onega, Russian Karelia
- Epiphytic Lichen Diversity and Conservation in Armenia
- Collemataceae Including the Genera Blennothallia, Callome, Collema, Enchylium, Epiphloea, Lathagrium, Leptogium, Pseudoleptogium, Rostania and Scytinium
- Biodiversity and Ecology of Lichens of Katmai and Lake Clark National Parks and Preserves, Alaska