Erik Rosenfeldt, N. (1987). C.A. Koefoed: My Share in the Stolypin Agrarian Reforms. Edited by Bent Jensen. Odense University Slavic Studies, vol. IV. Odense University Press, 1985. 184 s. Ill. Historisk Tidsskrift, 15. Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/53029