고조선문제연구
By: [chŏja Yi Sun-jin]
Publisher: Sahoe Kwahak Chʻulpʻansa
Published: 1973
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 186
Subjects: History; Antiquities
Other titles: Ko Chosŏn munje yŏnʾgu