1. American Society of Biomechanics. http://www.asbweb.org.
2. Aristotle’s De Motu Animalium;Nussbaum,1986
3. Galen on the Usefulness of the Parts of the Body;Galenus,1969
4. Leonardo da Vinci: The Complete Works;Vinci,2006
5. On the Revolutions of Heavenly Spheres;Copernicus,2004