S., S. R.; R., R. A. Calculation of Solar Trajectory in the Sky and Solar Analemma as Observed from the Earth. The Nucleus, [S. l.], v. 61, n. 1, p. 22–30, 2024. Disponível em: http://www.thenucleuspak.org.pk/index.php/Nucleus/article/view/1338. Acesso em: 9 may. 2024.