Tephra studies: proceedings of the NATO Advanced Study Institute "Tephra Studies as a Tool in Quaternary Research", held in Laugarvatn and Reykjavik, Iceland, June 18-29, 1980 / edited by S. Self and R.S.J. Sparks. - Dordrecht: Reidel in cooperation with NATO Scientific Affairs Division, 1981. - xiv,481p: ill maps,; 25 cm. - NATO advanced study institutes series .

Includes index

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Volcanic ash, tuff, etc.--Congresses.