Li, Guohong; Luican, A.; Lopes dos Santos, J. M. B.; Castro Neto, A. H.; Reina, A.; Kong, J.; Andrei, E. Y. (February 2010). "Observation of Van Hove singularities in twisted graphene layers". Nature Physics. 6 (2): 109–113. arXiv:0912.2102. Bibcode:2010NatPh...6..109L. doi:10.1038/nphys1463.
Li, Guohong; Luican, A.; Lopes dos Santos, J. M. B.; Castro Neto, A. H.; Reina, A.; Kong, J.; Andrei, E. Y. (February 2010). "Observation of Van Hove singularities in twisted graphene layers". Nature Physics. 6 (2): 109–113. arXiv:0912.2102. Bibcode:2010NatPh...6..109L. doi:10.1038/nphys1463.
Li, Guohong; Luican, A.; Lopes dos Santos, J. M. B.; Castro Neto, A. H.; Reina, A.; Kong, J.; Andrei, E. Y. (February 2010). "Observation of Van Hove singularities in twisted graphene layers". Nature Physics. 6 (2): 109–113. arXiv:0912.2102. Bibcode:2010NatPh...6..109L. doi:10.1038/nphys1463.