THE EFFECT OF LATITUDE, SEASON, TIME OF DAY AND ASPECT ON DIRECT SOLAR RADIATION. Agromet, Bogor, Indonesia, v. 8, n. 1, p. 25–31, 2011. DOI: 10.29244/j.agromet.8.1.25-31. Disponível em: https://journal.ipb.ac.id/agromet/article/view/3697. Acesso em: 23 dec. 2025.