CHANDA, A. From Nullity to Propagation of Radiation. European Journal of Applied Sciences, [S. l.], v. 11, n. 3, p. 551–554., 2023. DOI: 10.14738/aivp.113.14854. Disponível em: https://journals.scholarpublishing.org/index.php/AIVP/article/view/14854. Acesso em: 22 jul. 2024.