Chronostratigraphic series /
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| 企業作者: | |
|---|---|
| 格式: | 序列 |
| 語言: | English |
| 出版: |
Pretoria :
Republic of South Africa, Dept. of Mineral and Energy Affairs, Geological Survey,
1989-
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| 主題: |
| 出版: | No. 1- |
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| Item Description: | Each issue has a distinctive title. |
| 實物描述: | v. : ill. ; 30 cm. |