Do Franz Viehböck and Pedro Duque share the same nationality?
Pedro Duque Pedro Duque Duque (born 14 March 1963) is a Spanish astronaut and a veteran of two space missions.
Anton Zischka Anton Emmerich Zischka (von Trochnov) (September 14, 1904 in Vienna – May 31, 1997 Pollença (Majorca, Spain)) was an Austrian journalist and one of the most successful non-fiction writers in the 20th century. He wrote also under the pseudonyms "Rupert Donkan", "Thomas Daring", "Darius Plecha" and "Antal Sorba". His some 40 books that mostly covered non-fictional economic and technical topics have been translated into 18 languages.