SONU KUMAR KUSHWAHA. A Review on Heat Transfer and Fluid Flow Characteristics through Double-Pipe U-Tube HeatExchanger. AG Volumes, [S. l.], p. 61–68, 2021. Disponível em: https://agvolumes.com/Books-AG/index.php/AGvolumes/article/view/255. Acesso em: 11 feb. 2026.