Physica E: Low-dimensional Systems and Nanostructures
Physica E: Low-dimensional Systems and Nanostructures > 2002 > 12 > 1-4 > 200-203
Physica E: Low-dimensional Systems and Nanostructures > 2004 > 22 > 1-3 > 349-352
Physica E: Low-dimensional Systems and Nanostructures > 2004 > 22 > 1-3 > 332-335