A Comment on the Letter by H. Grimm et al., Phys. Rev. Lett. 59, 1780 (1987).
DOI:https://doi.org/10.1103/PhysRevLett.60.1587
©1988 American Physical Society
V. V. Prabhu, W. K. Schroll, L. L. Van Zandt, and E. W. Prohofsky
Vol. 60, Iss. 15 — 11 April 1988
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