skos:altLabel | - The Dream
- A Dream
- Somnium
- ''Somnium''
- ''Somnium'' (novel)
- Somnium sive opus posthumum de astronomia lunari
- Somnium sive opus posthumum de astronomia lunaris
- The Dream (Somnium)
- first science-fiction novel
- Kepler's somnium: the dream, or posthumous work on lunar astronomy
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