Closed Solar Air Heater System Integrated with PCM (RT42 and RT50) in a Thermal Storage-Finned Heat Exchanger Unit. Tikrit Journal of Engineering Sciences, [S. l.], v. 30, n. 3, p. 27–37, 2023. DOI: 10.25130/tjes.30.3.4. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/1055.. Acesso em: 10 sep. 2026.