1. La Cour, P.: Wind power and its application for driving wind power plants, (M. Heinsius Nachfolger, Leipzig 1905),(in German)
2. Putnam, P.C.: Power from the wind, (Van Nostrand, New York 1948)
3. Golding, E.W.: The generation of electricity by wind power, (E & F Spon 1955)
4. ‘Wind data related to the generation of electricity by wind power’, ERA Report, C/T 115, 1957