CITRYNELL, H. . Analytical methods for calculating precipitating relativistic electron effects in the D region. MAUSAM, [S. l.], v. 25, n. 1, p. 33–38, 1974. DOI: 10.54302/mausam.v25i1.5184. Disponível em: https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/5184. Acesso em: 10 oct. 2024.