Lu Guo-Ping. 在韓國使用的漢字語文化上的程 [A Historical Study on the Culture in Chinese Characters in Korea] (PDF) (Thesis) (in Chinese). Archived from the original(PDF) on 2011-07-22.
Lu Guo-Ping. 在韓國使用的漢字語文化上的程 [A Historical Study on the Culture in Chinese Characters in Korea] (PDF) (Thesis) (in Chinese). Archived from the original(PDF) on 2011-07-22.