Energy Spectra of Electron Excitations in Graphite and Graphene and Their Dispersion Making Allowance for the Electron Spin and the Time-Reversal Symmetry. Ukr. J. Phys. [Internet]. 2020 Apr. 17 [cited 2026 Sep. 10];65(4):342. Available from: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019500