Rerup, L. (1970). Excerpta Historica Nordica. Vol. I-V. Published under the auspices of The International Committee of Historical Sciences. Copenhagen, Rosenkilde and Bagger, 1955-68. 38,50 kr. pr. bind. Historisk Tidsskrift, 12. Hentet fra https://tidsskrift.dk/historisktidsskrift/article/view/51089