A Comment on the Letter by Asher Peres, Phys. Rev. Lett. 61, 2019 (1988).
DOI:https://doi.org/10.1103/PhysRevLett.63.2159
©1989 American Physical Society
A. J. Leggett
Anupam Garg
Vol. 63, Iss. 19 — 6 November 1989
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