IEA (2020), Modelled annual operational cost savings for the TECO power system in Florida, as a percentage of total system operational costs without solar PV generation, IEA, Paris https://www.iea.org/data-and-statistics/charts/modelled-annual-operational-cost-savings-for-the-teco-power-system-in-florida-as-a-percentage-of-total-system-operational-costs-without-solar-pv-generation, Licence: CC BY 4.0