Benjamin--Feir Instability of Interfacial Gravity--Capillary Waves in a Two-Layer Fluid. Part II. Surface-Tension Effects. East Eur. J. Phys. [Internet]. 2026 Mar. 14 [cited 2026 Oct. 25];(1):112-26. Available from: https://periodicals.karazin.ua/eejp/article/view/27866