. "Tributsch" . "Helmut Tributsch" . _:Bb3b0a1366b004b5131d6834bb06e54be . "1943"^^ . . . "Tributsch, Helmut (1943-)" . "Helmut" . . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be "2023-05-21"^^ . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be "069683808" . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be . _:Bb3b0a1366b004b5131d6834bb06e54be .