@article{
  author = {Damya, Neda, Soleimanian Gharehchopogh, Farhad},
  title = {An Improved Bat Algorithm based on Whale Optimization Algorithm for Data Clustering},
  journal = {Journal of Advances in Computer Engineering and Technology},
  year = {2020},
  volume = {6},
  number = {4},
  pages = {227-238},
  doi = {}
}