@article{Friis_1944, title={Aksel E. Christensen: Dutch trade to the Baltic about 1600. Studies in the Sound Toll Register and Dutch Shipping Records (Kbh. og Haag 1941, 480 Sider).}, volume={10}, url={https://tidsskrift.dk/historisktidsskrift/article/view/50148}, journal={Historisk Tidsskrift}, author={Friis, Astrid}, year={1944}, month={jan.} }