Elison Eduardo Jardim Bierhals and  Claudineia Brazil and  Deivid Pires and  Rafael Haag and  Elton Gimenez Rossini,  Uncertainty of the Brazilian Earth System Model for Solar Radiation .   journal   = {International Journal of Energy and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2019, vol. 147(3). 133 - 136
    [viewed 15 October 2019]. Available from: https://publications.waset.org/pdf/10010122.