@article {8717,
	title = {Coupling the valley degree of freedom to antiferromagnetic order},
	journal = {Proceedings of the National Academy of Sciences of the United States of America},
	year = {2013},
	pages = {3738-3742},
	doi = {10.1073/pnas.1219420110},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/23435746},
	author = {Xiao Li and Ting Cao and Qian Niu and Junren Shi and Ji Feng}
}
