Schurr, K., Soffel, H. and Becker, H. (1984) “Archaeomagnetic study of medieval fireplaces at Mannheim-Wallstadt and ovens from Herrenchiemsee (Southern Germany) and the problem of magnetic refraction”, Journal of Geophysics, 56(1), pp. 1-8. Available at: https://journal.geophysicsjournal.com/JofG/article/view/117 (Accessed: 13October2025).