Somnium (novel)
[ar] صومنيوم (رواية)
[ca] Somnium
[de] Somnium (Kepler)
[eo] Somnium (libro)
[es] Somnium
[fr] Le Songe ou l'Astronomie lunaire
[gl] O soño
[he] סומניום
[hr] Sommnium
[id] Somnium (novel)