Design and Implementation of a Power Supply for Hearing Aids Based on Human Thermal Energy. University of Khartoum Engineering Journal, [S. l.], v. 13, n. 1, p. 19–23, 2025. DOI: 10.53332/s2q7rn87. Disponível em: https://onlinejournals.uofk.edu/kuej/article/view/2208. Acesso em: 18 aug. 2026.