. . . "H.-M Trautwein" . . "Trautwein"@fr-FR . "1957" . "Hans-Michael"@en . "H." . "Trautwein"@en . . . "H.-M Trautwein" . "H. -M Trautwein" . . . "Hans-Michael Trautwein"@en . . . "H. -M" . "H. -M Trautwein" . "-M" . . "H.-M" .