SPAŁEK, Dariusz. Nonlinear magnetic circuit – self inductance definitions, passivity and waveforms distortion. Bulletin of the Polish Academy of Sciences Technical Sciences, [S. l.], v. 70, n. 3, p. e141003, 2022. DOI: 10.24425/bpasts.2022.141003. Disponível em: https://wydawnictwo.pan.pl/index.php/bpasts/article/view/7128. Acesso em: 14 oct. 2026.