Sang-nan Pak

• Chosŏn sidae munhŏn sŏrhwa ŭi sŭngsang
• Kŭnyŏ wa kŭ ŭi kwan'gye
• Silla wa Kaya ŭi kŏn'guk sinhwa
• Yŏsŏng kwa ko sosŏl, kŭrigo munhaksa