Kuang yong zhi jia gai jin zhi yan jiu
Subtitle: Studies on improvement of mine supports
Series: MRSO report -- 28; MRSO report -- 28.
Publisher: Jing ji bu kuang ye yan jiu fu wu zu
Published: 1964
Place of publication: Taibei
Language: chi
Number of pages: 51
Other titles: Studies on improvement of mine supports
Notes: Text in Chinese and English.