GHOSH , B. P. .; SRIVASTAVA, S. . A O-200 cps frequency converter For audiomodulated radiosonde. MAUSAM, [S. l.], v. 21, n. 2, p. 295–302, 1970. DOI: 10.54302/mausam.v21i2.5390. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/5390. Acesso em: 19 sep. 2024.