VÁGÓ, I.; HOLLÓS, E. TWO-PORT MODELS WITH NULLATORS AND NORATORS Periodica Polytechnica Electrical Engineering, [S. l.], v. 17, n. 4, p. 301–309, 1973. Disponível em: https://pp.bme.hu/ee/article/view/5019. Acesso em: 21 may. 2024.