1. Prediction of Attenuation by Rain
2. ITU-R‘Propagation data and prediction methods required for the design of terrestrial line-of-sight systems’, Recommendation P.530-10, 2001 International Telecommunication Union
3. Rain attenuation measurements at 15 and 18 GHz
4. ITU-R Study Group 3 Data Banks, DBSG5, February, 1997 available at http://www.itu.int/home/index.html
5. ITU-R‘Specific attenuation model for rain for use in prediction methods’, Recommendation P.838-1, 1999 International Telecommunication Union