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1. Astrometry with photographic zenith tube at Ondřejov

4. Kdo najde víc, vyhrává - jedinečná metoda výzkumu lišejníkové diverzity

5. New and noteworthy lichens in the Czech Republic - genus Caloplaca

6. Occurrence of heliophilous species on isolated rocky outcrops in a forested landscape

7. Study of atmospheric and oceanic excitations in the motin of earth's spin axis in space