V. UKRAINTSEVA, V. .; B. KULTIN, N. . Vegetation Cover of Earth and the Sun Activity. Global Journal Of Botanical Science, [S. l.], v. 11, p. 75–78, 2023. DOI: 10.12974/2311-858X.2023.11.8. Disponível em: https://savvysciencepublishers.com/index.php/gjbs/article/view/986. Acesso em: 15 mar. 2025.