@article{Basu:2019,
  author  = "R. Basu and A. Paul and D. Mitra",
  title   = "Subpulse drifting, nulling, and mode changing in PSR J2006 - 0807 with core emission",
  journal = "Monthly Notices of the Royal Astronomical Society",
  volume  = "Vol. 486",
  number  = "iss. 4",
  pages   = "5216--5230",
  year    = "2019",
}