. . "Karl Graham Pfeiffer" . "Karl G. Pfeiffer"@nl-NL . "Karl Graham Pfeiffer" . . "Karl" . . "カール・G プフアィファー" . . "カール・G" . . "Karl G. Pfeiffer Pfeiffer"@fr-FR . . . "PFEIFFER" . "Karl G Pfeiffer"@ja-JP . "Karl Graham" . "Graham" . "G." . "プフアィファー" . . "Pfeiffer" . "Karl Graham PFEIFFER" . .