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Norge og hanseatene i middelalderens europeiske handel | Analytt | 948.4(05) H Friedland, Klaus / I: Håløygminne. - Årg.74, hefte 2, 1993 - Harstad, 1993. - S.44-48 | Friedland, Klaus | 1993 |
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Scandinavian and Baltic transatlantic passenger lines : Bård Kolltveit | Bok | 656.614.2(481:73) K Kolltveit, Bård / - Wien : Böhlau Verlag, 1989. - S. 134-144 - Språk: Engelsk | Kolltveit, Bård | 1989 |
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The Association for the History of the Northern Seas : planning and establishment 1971-1974 | Analytt | 656.6.001.5(261.26)(058) A Friedland, Klaus / I: Association for the History of the Northern Seas. Northern Seas. Yearbook 1995.. - Esbjerg, 1995. - S.6-10 | Friedland, Klaus | 1995 |