Calibration Device Development for Spherical Solar Radiation Sensors. JOURNAL OF ADVANCES IN AGRICULTURE, [S. l.], v. 4, n. 2, p. 371–376, 2015. DOI: 10.24297/jaa.v4i2.4266. Disponível em: https://rajpub.com/index.php/jaa/article/view/4266jaa. Acesso em: 22 jul. 2024.