Energy Harvesting Ambient RF Energy for Self-Sustaining Smart City Environmental Sensors. Aksara Research Journal, [S. l.], v. 3, n. 1, p. 171–183, 2024. DOI: 10.55923/aksara.v3i1.4. Disponível em: https://ejournal.tarmizi.id/aksara/article/view/194. Acesso em: 4 nov. 2026.