American Physical Society, Physical review E: Statistical physics, plasmas, fluids, and related interdisciplinary topics, 1(57), p. R39-R42, 1998
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We study microscopic and macroscopic dynamical properties of a frustrated lattice gas, strictly related to usual spin glasses, showing the violation of Stokes-Einstein law. The glassy behaviors are analyzed and related with experimental results in glass former systems. ; Comment: 4 pages, to be published in Phys. Rev. E, Rapid Communication