Seasonal oscillation of bright sunshine in India and neighbourhood. MAUSAM, [S. l.], v. 18, n. 2, p. 263–266, 1967. DOI: 10.54302/mausam.v18i2.4447. Disponível em: https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/4447. Acesso em: 29 dec. 2025.