Petrishchev А. А. MEASUREMENT OF SIGNAL SOURCES OUTPUT RESISTANCE. Radio Electronics, Computer Science, Control, [S. l.], n. 1, 2010. DOI: 10.15588/1607-3274-2010-1-6. Disponível em: http://ric.zntu.edu.ua/article/view/14662. Acesso em: 5 may. 2024.