Physica E: Low-dimensional Systems and Nanostructures
Physica E: Low-dimensional Systems and Nanostructures > 2000 > 6 > 1-4 > 218-221
Physica E: Low-dimensional Systems and Nanostructures > 2000 > 6 > 1-4 > 173-176
Physica E: Low-dimensional Systems and Nanostructures > 2000 > 6 > 1-4 > 242-246
Physica E: Low-dimensional Systems and Nanostructures > 2000 > 6 > 1-4 > 490-494