E. Christensen, A. (1976). Niels Steensgaard: Carracks, Caravans and Compagnies: The Structural Crisis in the European—Asian Trade in the Early 17th Century. Scandinavian Institute of Asian Studies. Monograph Series no. 17. Kbh., Studentlitteratur 1973. 448 s. Historisk Tidsskrift, 13. Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/51719