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Symposium on drilling technology and engineering aids to geological exploration Proceedings /
| Idioma: | Undetermined |
|---|---|
| Publicado: |
Calcutta :
1980.
|
University of Kerala
| Número de Clasificación: |
HZ:130bD6,8 M0-M0;1 |
|---|---|
| Copia CR | Live Status Unavailable |