1. Newton, I. (2010) The Principia Mathematical Principles of Natural Philosophy. Snowball Publishing.
2. Einstein, A. (2017) The Meaning of Relativity. Benediction Classics, Oxford.
3. Mach, E. (1989) The Science of Mechanics. Open Court Classics, Chicago and La Salle, Illinois.
4. On the Origin of Inertia
5. A dynamical theory of the electromagnetic field