A Comment on the Letter by Jun-ichi Takahashi et al., Phys. Rev. Lett. 89, 076404 (2002).
DOI:https://doi.org/10.1103/PhysRevLett.90.069701
©2003 American Physical Society
M. N. Iliev, V. G. Hadjiev, A. P. Litvinchuk, and R. L. Meng
Vol. 90, Iss. 6 — 14 February 2003
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