@misc{indiciaeb0a387ad2a9c,
  title = {Period variations in pulsating X-ray sources. II - Torque variations and stellar response},
  author = {Lamb, F. K. and Pines, D. and Shaham, J.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19790026710},
  note = {Source identifier: 19790026710}
}