NYEINGA, Karidewa; OKELLO, Denis; NYDAL, Ole Jorgen. A ray tracer model for analysis of solar concentrating systems. Journal of Energy in Southern Africa, [S. l.], v. 30, n. 1, p. 8–20, 2019. Disponível em: https://journals.assaf.org.za/index.php/jesa/article/view/5267. Acesso em: 22 jul. 2024.