Subject
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- Prague (Czechia)2
- Praha (Česko)2
- Univerzita Komenského v Bratislave.2
- astronomical observatories2
- awards2
- ceny a vyznamenání2
- circumzenithal telescope2
- conferences2
- dalekohledy2
- fyzici2
- galactic coordinates2
- galaxy2
- geodesy2
- learned institutions and societies2
- measurements2
- meteor streams2
- meteorologie2
- meteorology2
- odborná literatura2
- physicists2