+
+@Article{barnevig06_2,
+ title = "Quantum Spin Hall Effect",
+ author = "B. Andrei Bernevig and Shou-Cheng Zhang",
+ journal = "Phys. Rev. Lett.",
+ volume = "96",
+ issue = "10",
+ pages = "106802",
+ numpages = "4",
+ year = "2006",
+ month = mar,
+ doi = "10.1103/PhysRevLett.96.106802",
+ URL = "http://link.aps.org/doi/10.1103/PhysRevLett.96.106802",
+ publisher = "American Physical Society",
+}
+
+@Article{hasan10,
+ title = "\textit{Colloquium} : Topological insulators",
+ author = "M. Z. Hasan and C. L. Kane",
+ journal = "Rev. Mod. Phys.",
+ volume = "82",
+ issue = "4",
+ pages = "3045--3067",
+ year = "2010",
+ month = nov,
+ doi = "10.1103/RevModPhys.82.3045",
+ URL = "http://link.aps.org/doi/10.1103/RevModPhys.82.3045",
+ publisher = "American Physical Society",
+}
+
+@Article{fu07,
+ title = "Topological insulators with inversion symmetry",
+ author = "Liang Fu and C. L. Kane",
+ journal = "Phys. Rev. B",
+ volume = "76",
+ issue = "4",
+ pages = "045302",
+ numpages = "17",
+ year = "2007",
+ month = jul,
+ doi = "10.1103/PhysRevB.76.045302",
+ URL = "http://link.aps.org/doi/10.1103/PhysRevB.76.045302",
+ publisher = "American Physical Society",
+}
+
+@Article{fu11,
+ title = "Topological Crystalline Insulators",
+ author = "Liang Fu",
+ journal = "Phys. Rev. Lett.",
+ volume = "106",
+ issue = "10",
+ pages = "106802",
+ numpages = "4",
+ year = "2011",
+ month = mar,
+ doi = "10.1103/PhysRevLett.106.106802",
+ URL = "http://link.aps.org/doi/10.1103/PhysRevLett.106.106802",
+ publisher = "American Physical Society",
+ notes = "topological insulator without spin-orbit coupling",
+}