1. Renewables 2023;IEA,2023
2. A Hydropower Perspective on Flexibility Demand and Grid Frequency Control;Saarinen,2014
3. Environmental Effects of Turbine Oil Spills from Hydro Power Plants to Rivers;Åstrand,2008
4. Oil-free hubs spare hydro’s blushes[self-lubricating runner hubs];Lindsjo;Int Water Power Dam Constr,1999
5. Wear measurements of self-lubricating bearing materials in small oscillatory movement;Gawarkiewicz;Wear,2007