NAQVI , A. M. .; TANDON, . J. N. . The very long lived M-Regions near the Sunspot Minimum of 1933. MAUSAM, [S. l.], v. 6, n. 3, p. 251–253, 1955. DOI: 10.54302/mausam.v6i3.4482. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/4482. Acesso em: 20 sep. 2024.