Christensen, Anders Stig, og Tilman Grammes. «The Beutelsbach Consensus – the Approach to Controversial Issues in Germany in an International Context». Acta Didactica Norden 14, no. 4 (desember 8, 2020): 19 sider. åpnet mars 29, 2024. https://journals.uio.no/adnorden/article/view/8349.