Journal Article
Hoefer, K.; Becker, C.; Rata, D.; Swanson, J.; Thalmeier, P.; Tjeng, L. H.: Intrinsic conduction through topological surface states of insulating Bi
2Te
3 epitaxial thin films. Proceedings of the National Academy of Sciences of the United States of America
111 (42 ), pp. 14979 - 14984 (2014)