DAS, A.; ANANTHAKRISHNAN, R.; BHARGAVA, B. A recording photo-electric Photometer. MAUSAM, [S. l.], v. 2, n. 2, p. 157–161, 1951. DOI: 10.54302/mausam.v2i2.4675. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/4675. Acesso em: 24 dec. 2024.