. . "Wenyuan" . "刘文渊" . "刘文渊, (地理 )" . "刘文淵" . "劉文淵" . "刘文淵" . "Liu, Wenyuan, (di li )" . "(地理 ) 刘文渊" . "劉文淵" . "Liu" . "刘文渊" . . "Wenyuan Liu" . "(di li ) Wenyuan Liu" .