1. Solid state physics;Ashcroft,1976
2. Surface states and rectification at a metal semi-conductor contact;Bardeen;Phys Rev,1947
3. The transistor, a semi-conductor triode;Bardeen;Phys Rev,1948
4. Electronic structure and optical properties of semiconductors;Cohen,1989
5. The rise of graphene;Geim;Nat Mater,2007