SALMAN, Basima; SANAA HASSAN OBAID. Enhanced Performance of Flat Plate Solar Collector with Twisted Tape Double Cutting Rectangle Shape. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 29, n. 1, p. 68–78, 2025. DOI: 10.31272/jeasd.3128. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/3128.. Acesso em: 25 aug. 2026.