ANGULAR SPACE – TIME RELATIONS IN SOLAR RADIATION. Nigerian Journal of Technology, [S. l.], v. 3, n. 1, p. 35–45, 2002. DOI: 10.4314/njt.31.339. Disponível em: https://nijotech.com/index.php/nijotech/article/view/339.. Acesso em: 28 apr. 2024.