1. Abraham, R., and Marsden, J. E. (1985).Foundations of Mechanics, 2nd ed., Addison-Wesley, Redwood City, California.
2. Agarwal, G. S., and Wolf, E. (1970).Physical Review D,2, 2161.
3. Aldrovandi, R. (1993a). Quantum Hamiltonian structure, Estadual Paulista University preprint.
4. Aldrovandi, R. (1993b). Quantum Hamiltonian differential geometry: How does quantization affect phase space? Estadual Paulista University preprint.
5. Aldrovandi, R., and Galetti, D. (1990).Journal of Mathematical Physics,31, 2987.