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1 |
Chefsläkaren Sebastian, Peter. - Stockholm : EFS förl., [1960]
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2 |
Om ortovary ett slags aglacial varvighet inom ortocerkalken De Geer, Gerard. - Stockholm : Almqvist & Wiksell, 1941 [Ausg. 1942]
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3 |
Periodic Variations in the ablation of prehistoric land-ice De Geer, Gerard. - Stockholm : Almqvist & Wiksell, 1938 [Ausg. 1939]
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4 |
Principles of geochronology De Geer, Gerard. - Stockholm : Almqvist & Wiksell, 1938 [Ausg. 1939]
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5 |
A new Varve connection between four continents De Geer, Gerard. - Stockholm : Almqvist & Wiksell, 1937
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6 |
On the physical Explanation of the ice age De Geer, Gerard. - Stockholm : Almqvist & Wiksell, 1935
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7 |
Om förädlat Urberg i Finland De Geer, Gerard. - [s. l.] : [s. n.]Helsingfors ( : Tilgmann), 1928
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8 |
De Geer, Gerard 1858-1943 / Geologe
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