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Physica E: Low-dimensional Systems and Nanostructures > 2006 > 35 > 2 > 278-284
Physica E: Low-dimensional Systems and Nanostructures > 2006 > 34 > 1-2 > 488-492
Physica E: Low-dimensional Systems and Nanostructures > 2006 > 35 > 2 > 278-284
Physica E: Low-dimensional Systems and Nanostructures > 2006 > 34 > 1-2 > 488-492