Complex Ginzburg–Landau equation in the modified Peyrard–Bishop–Dauxois model Henock Ngoubi, Raoul yonkeu Mbakob, Issa Sali, Germain Hubert Ben-Bolie and Timoleon Crepin Kofané Eur. Phys. J. Plus, 138 9 (2023) 842 Published online: 25 September 2023 DOI: 10.1140/epjp/s13360-023-04431-1