-
1
-
2nork Holtedahl, Olaf, 1885-Gaiak “...Geology Norway Spitsbergen Island....”
Argitaratua 1911
Liburua -
3nork White, Adam, 1817-1879Gaiak “...Natural history Norway Spitsbergen Island....”
Argitaratua 1964
Liburua -
4Argitaratua 1988Gaiak “...Scientific expeditions Norway Spitzbergen Island Periodicals....”
Liburua -
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