A Comment on the Letter by V. M. Pudalov et al., Phys. Rev. Lett. 91, 125403 (2003).
DOI:https://doi.org/10.1103/PhysRevLett.93.269705
©2004 American Physical Society
A. A. Shashkin1, V. T. Dolgopolov1, and S. V. Kravchenko2
Vol. 93, Iss. 26 — 31 December 2004
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