@article {4941,
	title = {Magnetic control of the valley degree of freedom of massive Dirac fermions with application to transition metal dichalcogenides},
	journal = {Physical Review B - Condensed Matter and Materials Physics},
	year = {2013},
	doi = {10.1103/PhysRevB.88.115140},
	author = {Tianyi Cai and Shengyuan A. Yang and Xiao Li and Fan Zhang and Junren Shi and Wang Yao and Qian Niu}
}
