@incollection{Osaba2018Routing,
  title={On Efficiently Solving the Vehicle Routing Problem with Time Windows Using the Bat Algorithm with Random Reinsertion Operators},
  author={Osaba, Eneko and Carballedo, Roberto and Yang, Xin-She and Fister Jr., Iztok and Lopez-Garcia, Pedro and Del Ser, Javier},
  booktitle={Nature-Inspired Algorithms and Applied Optimization},
  pages={69--89},
  year={2018},
  publisher={Springer}
}