@misc{indiciaef53c5592822f,
  title = {Compressional ULF waves in the outer magnetosphere. I - Statistical study},
  author = {Zhu, Xiaoming and Kivelson, Margaret G.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920029444},
  note = {Source identifier: 19920029444}
}