1. Specification NWG-1 (Revision 2), Noise Procedure Specification;Oil Companies Materials Association,1980
2. Determination of sound-power levels for industrial purposes;Marsh;Applied Acoustics,1981
3. Specification and prediction of noise levels in oil refineries and petrochemical plants;Marsh;Applied Acoustics,1976
4. Process plant noise: evaluation and control;Sutton;Applied Acoustics,1976
5. The propagation of noise from petroleum and petrochemical complexes to neighbouring communities;CONCAWE;CONCAWE Report 4/81,1981