Optical solitons and conservation laws for the concatenation model with spatio-temporal dispersion (internet traffic regulation)Ahmed H. Arnous, Anjan Biswas, Abdul H. Kara, Yakup Yıldırım, Luminita Moraru, Catalina Iticescu, Simona Moldovanu and Abdulah A. AlghamdiJ. Eur. Opt. Society-Rapid Publ., 19 2 (2023) 35DOI: https://doi.org/10.1051/jeos/2023031