W. Awadzi, T., Bredwa-Mensah, Y., Breuning-Madsen, H., & Boateng, E. (2001). A scientific evaluation of the agricultural experiments at Frederiksgave, the Royal Danish Plantation on the Gold Coast, Ghana. Geografisk Tidsskrift, 101. Hentet fra https://tidsskrift.dk/geografisktidsskrift/article/view/42410