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Castro EV, López-Sancho MP, Vozmediano MA.Castro EV, et al. Among authors: lopez sancho mp.Phys Rev Lett. 2010 Jan 22;104(3):036802. doi: 10.1103/PhysRevLett.104.036802. Epub 2010 Jan 20.Phys Rev Lett. 2010.PMID: 20366668
Chico L, López-Sancho MP, Muñoz MC.Chico L, et al. Among authors: lopez sancho mp.Phys Rev Lett. 2004 Oct 22;93(17):176402. doi: 10.1103/PhysRevLett.93.176402. Epub 2004 Oct 18.Phys Rev Lett. 2004.PMID: 15525094