COX, J. W. R. ```````````````````````. AN ALTERNATIVE DESCRIPTION OF THE MAGNETIC CURRENT ANNULAR RING (FRILL) SOURCE. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 5, n. 1, p. 47–62, 2022. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/17791. Acesso em: 13 may. 2026.