SAURA GONZÁLEZ, G.; OSÉS RODRÍGUEZ, R. EARTH–SUN POSITIONING MODELS AND AVAILABLE SOLAR RADIATION ADEQUATED TO THE VERANERO. Centro Azúcar Journal, [S. l.], v. 33, n. 2, 2006. Disponível em: http://centroazucar.uclv.edu.cu/index.php/centro_azucar/article/view/619. Acesso em: 6 jun. 2025.