KUMAR, K. .; PRAJAPATI, D. D. .; SAMIR, D. S. . Determination of Effective Efficiency of Artificially Roughened Solar Air Heater Duct Using Ribs. Distributed Generation & Alternative Energy Journal, [S. l.], v. 30, n. 3, 2015. DOI: 10.13052/dgaej2156-3306.3224. Disponível em: https://journals.riverpublishers.com/index.php/DGAEJ/article/view/13895. Acesso em: 3 jun. 2026.