ADEYANJU A.A. Economic Analysis of Combined Concrete Bed Energy Storage and Solar Collector System. Global Journals of Research in Engineering, [S. l.], v. 13, n. A10, p. 57–64, 2013. Disponível em: https://engineeringresearch.org/index.php/GJRE/article/view/970. Acesso em: 6 may. 2024.