1.
AI-Mahdi H, Mokheber A. A study of Geomagnetic Field and It’s secular variation at the Location Brazilian Anomaly (25°S, 45°W). IHJPAS. 2017;21(1):27-34. Accessed May 1, 2025. https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/1370