1. “Investigation of strain and doping on the electronic properties of single layers of C₆N₆ and C₆N₈: a first principles study”. Bafekry A, Nguyen C V, Goudarzi A, Ghergherehchi M, Shafieirad M, Rsc Advances 10, 27743 (2020).   http://doi.org/10.1039/D0RA04463F