Christiansen, B. O. (1958). The foraminifer Fauna in the Dröbak Sound in the Oslo Fjord (Norway). Nytt Magasin for Zoologi - Norwegian Journal of Zoology. 6: 5-91.
183434
Christiansen, B. O.
1958
The foraminifer Fauna in the Dröbak Sound in the Oslo Fjord (Norway)
Nytt Magasin for Zoologi - Norwegian Journal of Zoology