[13] Yang X S, Deb S. Cuckoo search via Lévy flights[C]//Proceedings of 2009 World Congress on Nature & Biologically Inspired Computing, Coimbatore, 2009: 210–214.
[18] Tian Y C. Application of cuckoo search neural network in the pumping units' fault diagnosis[D]. Daqing: Northeast Petroleum University, 2016.