1. Santilli, R.M.: arXiv: physics/0611253v1
2. Santilli, R.M.: Isotopic Generalizations of Galilei’s and Einstein’s Relativities. Vol. I “Mathematical Foundations” and Vol. II “Classical Formulations”. Hadronic Press Inc., Palm Harbor (1991)
3. Santilli, R.M.: Found. Phys. Lett. 10, 307 (1997)
4. Santilli, R.M.: arXiv: physics/9705016v1
5. Santilli, R.M.: Isodual theory of antimatter. Fundamental Theories of Physics 151, Springer, Dordrecht (2006)