@inproceedings{AhmedNR19,
  author       = {Shareef Ahmed and
                  Shin{-}Ichi Nakano and
                  Md. Saidur Rahman},
  editor       = {Gautam K. Das and
                  Partha Sarathi Mandal and
                  Krishnendu Mukhopadhyaya and
                  Shin{-}Ichi Nakano},
  title        = {r-Gatherings on a Star},
  booktitle    = {Proceedings of the 13th International Conference and Workshops on Algorithms and Computation},
  pages        = {31--42},
  publisher    = {Springer},
  year         = {2019}
}