1. P.A.M. Dirac, Lectures on Quantum Mechanics (Yeshiva University Press, New York, 1964)
2. For a review, see, e.g., K. Sundermeyer, Constrained Dynamics: Lecture Notes in Physics, Vol. 169 (Springer-Verlag, Berlin, 1982)
3. K. Nishijima, in: Progress in Quantum Field Theory, ed. by H. Ezawa, S. Kamefuchi (North-Holland, Amsterdam, 1986) p. 99
4. For an extensive review, see, e.g., K. Nishijima, Czech. J. Phys. 46, 1 (1996)
5. M. Henneaux, C. Teitelboim, Quantization of Gauge Systems (Princeton University Press, Princeton New Jersey, 1992)