Distribution of minor elements in coal beds of the eastern interior region : a study of 15 minor elements in coal beds of Illinois, Indiana, and western Kentucky /
| Autores principales: | , , |
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Washington :
U.S. Government Printing Office,
1964.
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| Colección: | Geological Survey Bulletin
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| Materias: |
Sistema de Bibliotecas de Universidad de Costa Rica
| Número de Clasificación: |
553.2 |
|---|---|
| Copia | Disponible |