"Heinz-G\u00FCnter Wittmann (1 January 1927 \u2013 31 March 1990) was a German biochemist known for his research in ribosomes."@en . . "Wittmann, Heinz-Gunter"@en . . "1990-03-31Z"^^ . . . "1990Z"^^ . . . . "1927Z"^^ . . "1927-01-16Z"^^ . "German biochemist" . . "Heinz-G\u00FCnter Wittmann"@en . . . . . .