TY - CHAP A1 - Fechner, Hubert A1 - Bründlinger, C. A1 - Mayr-Braun, C. A1 - Ogimoto, K. A1 - Frederiksen, K. A1 - Kropski, B. A1 - Graditi, G. A1 - MacGill, F. A1 - Turcotte, D. A1 - Perret, L. T1 - Bringing Together International Research On High Penetration Photovoltaics In Electricity Grids – The New Task 14 Of The IEA-Photovoltaic Power Systems Programme T2 - 25th PV World Conference / Valencia (Spain) KW - Photovoltaics Y1 - 2019 ER -