Seoul : Northeast Asian Foundation
Majalah, Jurnal, Buletin
Lee, Kyong-hee
Korea Herald , 1994
Buku Teks
Lee, Kyong-hee
The Korea Herald , 1993
Buku Referensi
Lee, Sang-oak
[Publisher not identified], [Date of publication not identified]
Buku Teks
The Seas of Korea,
Majalah, Jurnal, Buletin