1. Einstein, A., Podolsky, B., and Rosen, N., Phys. Rev. 47 (1935), 777.
2. Schrödinger, E., Proc. Camb. Phil. Soc. 31 (1935), 555.
3. Bell, J. S., Physics 1 (1964), 195.
4. Freedman, S. J. and Clauser, J. F., Phys. Rev. Letters 28 (1972), 938.
5. Bohr, N., Atomic Theory and the Description of Nature (Cambridge University Press, 1934) and Atomic Physics and Human Knowledge ( Wiley, New York, 1958 ).