GEORGIEV, Tsolo; MIKHOV, Mikho. A Sensorless Speed Control System for DC Motor Drives. Electrical, Control and Communication Engineering, Riga, Latvia, v. 25, n. 25, p. 155–158, 2009. DOI: 10.2478/v10144-009-0033-z. Disponível em: https://ecce-journals.rtu.lv/ecce/article/view/v10144-009-0033-z.. Acesso em: 5 nov. 2024.