NGUYEN, Phan Kien; TRAN, Anh Vu. Cost Effective System Using for Bioimpedance Measurement. Old Journal, [S. l.], n. 136B, p. 33–38, 2019. Disponível em: https://jst.vn/index.php/old/article/view/625. Acesso em: 2 aug. 2025.