@misc{indiciae8a6503f0919a,
  title = {On the Variable Spin-Down of SGR 1900+14},
  author = {Thompson, Christopher and Duncan, Robert C. and Woods, Peter M. and Kouveliotou, Chryssa and vanParadijs, Jan and Finger, Mark H.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20000014152},
  note = {Source identifier: 20000014152}
}