@article {9609,
	title = {Comment on "structural and electronic properties of T graphene: A two-dimensional carbon allotrope with tetrarings"},
	journal = {Physical Review Letters},
	year = {2013},
	doi = {10.1103/PhysRevLett.110.029603},
	author = {Huaqing Huang and Yuanchang Li and Zhirong Liu and Jian Wu and Wenhui Duan}
}
