@incollection{Fister2014FireflyReview,
  title={Firefly algorithm: a brief review of the expanding literature},
  author={Fister, Iztok and Yang, Xin-She and Fister, Du{\v{s}}an and Fister Jr., Iztok},
  booktitle={Cuckoo Search and Firefly Algorithm},
  pages={347--360},
  year={2014},
  publisher={Springer}
}