VÁGÓ, I. CALCULATION OF NETWORK MODELS CONTAINING NULLATORS AND NORATORS. Periodica Polytechnica Electrical Engineering, [S. l.], v. 17, n. 4, p. 311–319, 1973. Disponível em: https://pp.bme.hu/ee/article/view/5020. Acesso em: 21 may. 2024.