C. P. Butterfield
- Wind conditions for wind turbine design proposals for revision of the IEC 1400-1 standard. In: Journal of Wind Engineering and Industrial Aerodynamics, v. 74-76 (April 1998). (1998):
- Current developments in small wind energy conversion systems. In: Journal of Wind Engineering and Industrial Aerodynamics, v. 5, n. 3-4 (Mai 1980). (1980):