1. FIB (The International Federation for Structural Concrete), Guidelines for the design of footbridges, Lausanne, 2005;
2. Sétra (Service d'Etudes Techniques des Routes et Autoroutes), Footbridges, assessment of vibrational behaviour of footbridges under pedestrian loading, Technical Guide, Paris, 2006;
3. ISO (International Organization for Standardization), Bases for design of structures -Serviceability of buildings and walkways against vibration, ISO 10137, Geneva, 2007;
4. BSI (British Standards Institution), U.K. national annex to Eurocode 1: Actions on structures -Part 2: Traffic loads on bridges. EN 1991-2:2003, London. 2008;
5. HiVoSS (Human induced vibration of steel structures), Research fund for coal and steel, Design of footbridges, Technical report, Brussels: RFCS publications, 2008;