Efficiency and rational application of various methods and techniques of water drainage in opencast mining / transmitted by the Government of the United Kingdom.
1984
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]COAL/GE.5/R.30/Add.2
العنوانEfficiency and rational application of various methods and techniques of water drainage in opencast mining / transmitted by the Government of the United Kingdom.
المؤلفونUnited Kingdom
تاريخGeneva : UN, 17 Apr. 1984.
الوصف
6, [2] p. : tables