@article{Chowdhury:2016oW,
  author = "Chowdhury, Partha  and  Kudela, Karel  and  Moon, Y.-J.",
  title = "{Heliospheric modulation and periodicities of galactic cosmic rays during 21-24 solar cycles }",
  doi = "10.22323/1.236.0198",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "198"
}