The effectiveness of underground works under tight economic condition in developing countries with an example from Ethiopia
Author(s): |
Lulseged Ayalew
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Medium: | conference paper |
Language(s): | French |
Conference: | AFTES – Paris 25-28 octobre 1999 |
Published in: | Les travaux en souterrain: ambitions et réalités. Underground works: ambitions and reality |
Page(s): | 403-410 |
Year: | 1999 |