Kuznetsov–Ma breather-like solutions in the Salerno model J. Sullivan, E. G. Charalampidis, J. Cuevas-Maraver, P. G. Kevrekidis and N. I. Karachalios Eur. Phys. J. Plus, 135 7 (2020) 607 Published online: 28 July 2020 DOI: 10.1140/epjp/s13360-020-00596-1