Methodologies and practices for quality control in international coal trade / submitted by the Government of France.
1995
详细记录
符号[E/ECE/]ENERGY/WP.1/GE.2/R.23
标题Methodologies and practices for quality control in international coal trade / submitted by the Government of France.
作者France
日期Geneva : UN, 26 Sept. 1995.
描述
8 p.