1. 50 years in the design of towers and masts. From IASS recommendations to current procedures;Smith,2009
2. Communication structures;Smith,2007
3. Analysis and design of masts and towers;Støttrup-Andersen,2002
4. Masts and towers;Støttrup-Andersen,2009
5. R. Travanca, Radio communication towers. Pathologies and design, Master Thesis, University of Aveiro, 2010 (in Portuguese).