Shi Cheng, ; Quande Qin, ; Bin Liu, ; Jiqiang Feng, ; Xiujuan Lei, ; Yuhui Shi, : 'Generalization ability of swarm intelligence algorithms' (Control, Robotics and Sensors, 2018), 'Swarm Intelligence - Volume 1: Principles, current algorithms and methods', Chap. 2, pp. 29-53, DOI: 10.1049/PBCE119F_ch2
IET Digital Library, https://digital-library.theiet.org/;jsessionid=opibl69u1gva.x-iet-live-01content/books/10.1049/pbce119f_ch2