ФЕСІЧ, В. Direct digital synthesis (dds) in control systems ultrasonic resonance actuators. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, [S. l.], n. 48, p. 134-139, 2012. DOI: 10.20535/RADAP.2012.48.134-139. Disponível em: https://radap.kpi.ua/radiotechnique/article/view/152. Acesso em: 3 may. 2024.