Self-Focusing Dynamics of Cosh-Gaussian Laser Beams in Absorptive Cold Quantum Plasma Under Relativistic and Ponderomotive Nonlinearities. East Eur. J. Phys. [Internet]. 2026 Mar. 14 [cited 2026 Oct. 25];(1):127-33. Available from: https://periodicals.karazin.ua/eejp/article/view/28072