Solar Radiation and the UV index: An application of Numerical Integration, Trigonometric functions, Online Education and the Modelling Process. International Journal of Research in Education and Science, [S. l.], v. 2, n. 1, p. 179–189, 2016. Disponível em: https://ijres.net/index.php/ijres/article/view/815. Acesso em: 25 jul. 2025.