| Author(s) | Title | Language | Volume | Number | Year | Month | Page |
|---|---|---|---|---|---|---|---|
| S.Penton; D. Chadder; S. Stiebert; V. Sifton | The Effect of Meteorology and Terrain on Noise Propagation - Comparison of Five Modelling Methodologies | E | 30 | 4 | 2002 | Dec | 30 |
| R.L.S. Penton; P. Vandelden; D. Chadder | The Current State of Noise Requirements for Federal Environmental Assessment Purposes | E | 32 | 3 | 2004 | Sep | 40 |