Report of the twenty-third session, Czechoslovakia 1968 : proceedings. 16. Kaolin deposits of the world. B - Oversea countries : Proceedings of symposium I
Josef Vachtl
Bok Engelsk 1968 International Geological Congress,· Konferanser
| Utgitt | Prague : Academia , 1968
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| Omfang | 157 s.
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| Emner | |
| Sjanger |
