Stability of (1 + 1)-dimensional coupled nonlinear Schrödinger equation with elliptic potentials Debraj Nath, Naresh Saha and Barnana Roy Eur. Phys. J. Plus, 133 12 (2018) 504 Published online: 11 December 2018 DOI: 10.1140/epjp/i2018-12308-3