IEA2019
Jonas, D.: Visualization of energy flows in PVT systems. A visualization scheme for the uniform representation of combined electrical and thermal energy flows in PVT systems. Report D4, IEA SHC Task 60 PVT Systems. International Energy Agency, Solar Heating and Cooling Programme, May 2019. <DOI: 10.18777/ieashc-task60-2019-0001>