A Comment on the Letter by Victor Gurarie and Alexander E. Lobkovsky, Phys. Rev. Lett. 88, 178301 (2002). The authors of the Letter offer a Reply.
DOI:https://doi.org/10.1103/PhysRevLett.91.039801
©2003 American Physical Society
Doru Constantin1,* and Robert Hołyst2,†
Vol. 91, Iss. 3 — 18 July 2003
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