1. Energia del Vento;Veronesi,1981
2. Wind energy for water pumping in developing countries;Smulders,1986
3. Pump research by CWD: the influence of starting torque of single acting piston pumps on water pumping windmills;Cleijne,1986
4. The advantages of using continuously variable transmission in wind power systems;Mangialardi;Renewable Energy,1992
5. C.V.T. technology and wind power systems for the production of electric energy;Mangialardi,1992