On the 30-40 day oscillations in southwest monsoon : A satellite study. MAUSAM, [S. l.], v. 41, n. 1, p. 51–58, 1990. DOI: 10.54302/mausam.v41i1.2281. Disponível em: https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/2281. Acesso em: 29 dec. 2025.