HERBERTS, P.; KAISER, E.; MAGNUSSON, R.; PETERSÉN, I. Power Spectra of Myoelectric Signals in Muscles of Arm Amputees and Healthy Normal Controls. Acta Orthopaedica, [S. l.], v. 44, n. 2, p. 161–193, 1973. DOI: 10.3109/17453677308988681. Disponível em: https://actaorthop.org/actao/article/view/29690. Acesso em: 18 may. 2026.