DAS, S. K.; SUNDARAM, K.; PANT, K. C. An electronic relay for telecommunication equipment. MAUSAM, [S. l.], v. 32, n. 3, p. 229–230, 1981. DOI: 10.54302/mausam.v32i3.3372. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/3372. Acesso em: 20 sep. 2024.