Synchronization and identification of uncertain time-variant network consisting of Dicke models Fangjun He, Chengren Li, Xiaoou Fan, Yonghui Lu and Jingchang Sun Eur. Phys. J. D, 73 7 (2019) 145 Published online: 18 July 2019 DOI: 10.1140/epjd/e2019-90232-0