A Comment on the Letter by V. M. Pudalov et al., Phys. Rev. Lett. 88, 196404 (2002). The authors of the Letter offer a reply.
DOI:https://doi.org/10.1103/PhysRevLett.89.219701
©2002 American Physical Society
S. V. Kravchenko
A. A. Shashkin and V. T. Dolgopolov
Vol. 89, Iss. 21 — 18 November 2002
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