Posŏnggang sangnyu chiyŏk chungsa kwangsang mit kaebalsŏng yŏnʼgu =
Subtitle: Report of driling investigation and feasibility study for the heavy sand placer deposits on the upperstream of Boseong River
By: Yi Chŏng-gu ... [et al.].
Series: Yŏnʼgu tʻŭkpo / Chayŏn Kaebal Yŏnʼguso ; 17
Publisher: Chawŏn Kaebal Yŏnʼguso
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 42