Mining for the future : trends and expectations : 14 World Mining Congress. Vol. 2.
World Mining Congress (14 : 1990 Beijing)
Bok Engelsk 1990
| Utgitt | [Beijing] : International Academic Publishers , 1990
|
|---|---|
| Omfang | XIII s., s. 613-994.
|
| Emner | |
| ISBN | 0080401899. - 7800031047
|
