"astronomie." . . "Cosmografia." . . "Vulgarisation." . . "Cosmología." . . "Cosmologia." . "univers - structure." . . "Galaxies." . . "Astronomie Ouvrages de vulgarisation." . . "Galaxie (La.)" . . "The Structure of the universe" . . . . . . . . . . . . . . "Die Grenzen der Unendlichkeit Struktur d. Universums; [mit 22 Tab.]" . . . . . "Despite a remarkable increase in our knowledge, how much is really known about the history of the galaxies and the structure of the universe in general? Is 'space' limited, or is it infinite? How old is the universe, and how long may it be expected to endure? These and other questions are discussed by the author in the light of the latest findings of astronomy and astrophysics." . "Estructura del universo" . . "Estructura del universo"@es . "Die Grenzen der Unendlichkeit : Struktur d. Universums" . . . . . "Estructura del universo / Enrique Gutieʹrrez" . . "Structure de l'univers" . . . . . . . . . "The structure of the universe" . "The structure of the universe"@en . . . . . . . . . . "The structure of the universe : Transl. from the French by Patrick Moore" . . . . "Die Grenzen der Unendlichkeit; struktur des Universums" . . . . . . . . . . . . "Popular works" . "Popular works"@en . . . . "The structure of the universe ; translated from the French by Patrick Moore"@en . . . . "Die Grenzen der Unendlichkeit : Struktur des Universums" . "Astrofísica." . . "Weltall." . . "Structure." . . "Cosmologie." . . . . "Kosmologie." . . "Kosmos" . . "Univers." . . "Astronomia." . . "Cosmogonia." . .