. . "Christof" . "Christoph"@en . "Géographe, Allemagne Christoph Borcherdt" . "Chr" . "Ch" . "Christof Borcherdt" . "Chr Borcherdt" . . . "Christoph Borcherdt"@en . "BORCHERDT" . "Borcherdt, Christoph Géographe, Allemagne" . "Borcherdt"@fr-FR . . "Christoph Borchert" . . . "Christoph BORCHERDT" . . . "Geograph, Deutschland Christoph Borcherdt" . "Geographer, Germany Christoph Borcherdt" . . "2004" . "Borcherdt, Christoph Geograph, Deutschland" . "Borcherdt, Christoph Geographer, Germany" . . . "Ch Borcherdt" . . "1924-12-25" . "Borcherdt"@en . "Borchert" .