Frandsen, Karl-Erik. “Göran Rystad (ed.): Europe and Scandinavia. Aspects of the Process of Integration in the 17th Century. Lund Studies in International History 18. Lund, 1983. 330 S”. Historisk Tidsskrift, bd. 15, januar 1986, doi:10.7146/ht.v15i0.52889.