1. Accuracy of the European Solar Water Heater test procedure. Part I: measurement errors and parameters estimates;Bourges;Solar Energy,1991
2. Solar engineering of thermal processes;Duffie,2006
3. Solar heating – domestic water heating systems – part 2: outdoor test methods for system performance characterization and yearly performance prediction of solar-only systems,1995
4. Thermal solar systems and components – factory made systems – part 2: test methods,2006
5. A design procedure for solar air heating systems;Klein;Solar Energy,1977