Salford University Research into Aerodynamic Modulation of Wind Turbine Noise
Initial research into amplitude modulation (noise level variation at the 'blade passing frequency' within operational noise from wind farms and its prevalence.
Minerals Policy Statement 2: Controlling and Mitigating the Environmental Effects of Minerals Extraction in England - Annex 2: Noise
Office of the Deputy Prime Minister (UK)
Technical Advice Note (TAN) 8: renewable energy
The Welsh Assembly Government (Wales)
BB93: acoustic design of schools: performance standards
Education Funding Agency (UK)