Zhang Y, Wu J, Qu Y, Jia L, Jia B, Moss D. Graphene oxide-based waveguides for enhanced self-phase modulation. Ann Math Phys [Internet]. 2022 Aug. 9 [cited 2025 Sep. 21];5(2):103-6. Available from: https://www.mathematicsgroup.com/amp/article/view/AMP-5-148