Relative Nature of Electric Permittivity and Magnetic Permeability of Electromagnetic Wave. Indian Journal of Advanced Physics (IJAP), [S. l.], v. 2, n. 1, p. 17–25, 2024. DOI: 10.54105/ijap.C1021.041322. Disponível em: https://www.journals.latticescipub.com/index.php/ijap/article/view/285.. Acesso em: 10 aug. 2025.