Kodikanal Solar, Geomagnetic and Ionospheric data April-June 1954. MAUSAM, [S. l.], v. 5, n. 4, p. 373–376, 1954. DOI: 10.54302/mausam.v5i4.4906. Disponível em: https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/4906. Acesso em: 22 dec. 2025.