Design of an ultrasound based robotic system for assistance to the paraplegic and sickly. POTRAZ ICT Research Journal, [S. l.], v. 2, n. 2, p. 48–56, 2026. Disponível em: http://research.potraz.zw/index.php/ojs/article/view/34. Acesso em: 23 oct. 2026.