1.
WEN, Yanyun and ZHAO, Peihao. Multiple cylindrically symmetric solutions of nonlinear Maxwell equations. Topological Methods in Nonlinear Analysis. Online. 19 November 2023. Vol. 62, no. 2, pp. 387 - 407. [Accessed 3 July 2024]. DOI 10.12775/TMNA.2022.062.