1. Speed Puls Equus™: Baumann et Haldi, Fleurier, Suisse.
2. Equimetrix™: Equine gait analysis patented by INRA, services distributed by Centaure Metrix, 6 rue Marrier, 77 300 Fontainebleau. France E-mail: direction@centaure-metrix.com.
3. GPS Garmin 12™ : Garmin corporation, 1200 E 151st Street, Olathe, KS USA 66062.
4. Matlab 5™: The MathWorks Inc, Software, E-mail: info@mathworks.com.
5. NCSS Statistical Software, 2002, 329 North 1000 East Kaysville, Utah 84037, USA.