Optical performance assessment of a handmade prototype of linear Fresnel concentrator. Periodicals of Engineering and Natural Sciences, [S. l.], v. 9, n. 4, p. 795–811, 2021. DOI: 10.21533/pen.v9.i4.985. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/985. Acesso em: 18 apr. 2026.