Before revision: The periodization method was accredited to Tudor BompaThe Triathlete's Training Bible, Joe Friel, 2nd ed, p. 28, Velo Press, 2004 and consists of blocks of time, generally 4–12 weeks each .
After revision: The periodization method was accredited to Tudor BompaThe Triathlete's Training Bible, Joe Friel, 2nd ed, p 28, Velo Press, 2004 and consists of blocks of time, generally 4–12 weeks each .