Tuan, Tran, 		Vi Ba, Cao, AND 		Dinh Nam, Nguyen.
" The Influence of an External Magnetic Field on Multi-photon Non-linear Absorption Coefficient of a Strong Electromagnetic Wave in Two-dimensional Graphene" <em>VNU Journal of Science: Mathematics - Physics</em> [Online], Volume 40 Number 1 (31 January 2024)