NIRAJ A. DAKHORE; PRAJWAL V. GEDAM. EXPERIMENTAL INVESTIGATION OF SOLAR AIR HEATER BY VARYING RIBS IN FREE CONVECTION. International Engineering Journal For Research & Development, [S. l.], v. 5, n. 1, p. 7, 2020. DOI: 10.17605/OSF.IO/3BJCM. Disponível em: http://iejrd.com/index.php/iejrd/article/view/122. Acesso em: 1 may. 2026.