@article {9985,
	title = {Quantum anomalous Hall effect in single-layer and bilayer graphene},
	journal = {Physical Review B - Condensed Matter and Materials Physics},
	year = {2011},
	doi = {10.1103/PhysRevB.83.155447},
	author = {Wang-Kong Tse and Zhenhua Qiao and Yugui Yao and A.H. MacDonald and Qian Niu}
}
