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Niskanen, E
URI:
http://urn.fi/URN:NBN:fi:bib:me:P00074122204
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Niskanen, E
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Topographic-isostatic reduction maps for Europe and North Atlantic in the Hayford zones 18 [kongruenssi] 1 for the Airy-Heiskanen system, T = 30 km and 20 km
Works about Niskanen, E
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