Efficiency and rational application of various methods and techniques of water drainage in opencast mining / transmitted by the Government of Poland.
1984
Details
Symbol[E/ECE/]COAL/GE.5/R.30/Add.3
TitleEfficiency and rational application of various methods and techniques of water drainage in opencast mining / transmitted by the Government of Poland.
AuthorsPoland
DateGeneva : UN, 7 Aug. 1984.
Description
14 p.