SIVARAMAKRISHNAN, M. . A comparative study of Geomagnetic and Ionospheric changes at Kodaikanal and Huancayo. MAUSAM, [S. l.], v. 7, n. 2, p. 137–146, 1956. DOI: 10.54302/mausam.v7i2.4525. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/4525. Acesso em: 20 sep. 2024.