Mendoza Merchán, Eduardo Vicente, Moisés David Velásquez Gutiérrez, Diego Armando Medina Montenegro, José Ricardo Nuñez Alvarez, and John William Grimaldo Guerrero. 2020. “An Analysis of Electricity Generation With Renewable Resources in Germany”. International Journal of Energy Economics and Policy 10 (5):361-67. https://www.econjournals.com/index.php/ijeep/article/view/9369.