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> R. A. Gayer
R. A. Gayer
title
ISBN-13
(ISBN-10)
year of publication
Geology of the Femmilsjoen Region of North-West Ny Friesland, Spitsbergen
978-82-OO-29145-9
(82-OO-29145-6)
1969
A.G.
·
R. A.
·
Rodney A. Gayer
R. A Gekoski