@article{
  author = {Jahanian, Mojtaba, Karimi, Abbas, Zarafshan, Faraneh},
  title = {Selecting Optimal k in the k-means Clustering Algorithm},
  journal = {Journal of Computer & Robotics},
  year = {2021},
  volume = {14},
  number = {2},
  pages = {21-27},
  doi = {10.22094/jcr.2021.688694}
}