A new nature-inspired optimization for community discovery in complex networks Xiaoyu Li, Chao Gao, Songxin Wang, Zhen Wang, Chen Liu and Xianghua Li Eur. Phys. J. B, 94 7 (2021) 137 Published online: 07 July 2021 DOI: 10.1140/epjb/s10051-021-00122-x