Sŏktʻanʼgwang simbuhwa e ttarŭn kigyehwa chonghap taechʻaek yŏnʼgu =
Subtitle: Research on overall mechanization measure for coal-mining.
Contributors: Hanʼguk Tongnyŏk Chawŏn Yŏnʼguso.
Series: Yŏnʼgu pogosŏ = -- KIER research report -- KR-89-5C-1A; Yŏnʼgu pogosŏ (Hanʼguk Tongnyŏk Chawŏn Yŏnʼguso) -- KR-89-5C-1A.
Publisher: Hanʼguk Tongnyŏk Chawŏn Yŏnʼguso
Published: 1990
Place of publication: Taejŏn Chikhalsi
Language: kor
Number of pages: 243
Other titles: Research on overall mechanization measure for coal-mining