Coal deposits origin, evolution, and present characteristics : an analysis of the present coal deposits in terms of the geometrical, mechanical, thermal, and chemical aspects of the Earth's behavior during the past 4.6 billion years
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| Médium: | Kniha |
| Jazyk: | English |
| Vydáno: |
Sudbury, Mass.
Tatsch Associates
1980.
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| Témata: |


