@book{ BB29590723,
  author    = "Chopard, Bastien and Tomassini, Marco",
  title     = "An introduction to metaheuristics for optimization",
  publisher = "Springer",
  year      = "2018",
  series    = "Natural computing series",
  number    = "",
  URL       = "https://ci.nii.ac.jp/ncid/BB29590723"
}