1. J. von Neumann,Mathematical Foundations of Quantum Mechanics (Princeton University Press, Princeton, New Jersey, 1955), pp. 351, 418, and 434.
2. B. van Fraassen,Quantum Mechanics—An Empiricist View (Clarendon, Oxford, 1991), pp. 128, 264–272).
3. K. K. Wan and R. D. McLean,Found. Phys. 24, 715 (1994).
4. K. K. Wan and R. D. McLean, inProceedings of the 2nd International Wigner Symposium, 1991, H. D. Doebner and F. E. Schroeck, Jr., eds. (World Scientific, Singapore), pp. 220–223.
5. K. K. Wan and R. D. McLean,J. Phys. A 24, L425 (1991).