PHENOMENOLOGICAL MODEL OF THE FREQUENCY-DEPENDENT HYSTERESIS OF FERRITE NiFe2O4. REVUE ROUMAINE DES SCIENCES TECHNIQUES — SÉRIE ÉLECTROTECHNIQUE ET ÉNERGÉTIQUE, [S. l.], v. 67, n. 3, p. 275–279, 2022. Disponível em: https://journal.iem.pub.ro/rrst-ee/article/view/217.. Acesso em: 17 apr. 2024.